Home / 37,728,296.70-56,592,445.05-13,478,840.70

Finding the Fourth Proportional to 37,728,296.70, 56,592,445.05 and 13,478,840.70

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Solution

The fourth proportional to 37,728,296.70, 56,592,445.05 and 13,478,840.70 is: 20,218,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,728,296.70 : 56,592,445.05 = 13,478,840.70 : x
  2. Step 2: Convert to fraction form
    37,728,296.70/56,592,445.05 = 13,478,840.70/x
  3. Step 3: Cross multiply
    37,728,296.70x = 56,592,445.05 × 13,478,840.70
  4. Step 4: Simplify right side
    37,728,296.70x = 762,800,551,652,453.50
  5. Step 5: Solve for x
    x = 762,800,551,652,453.50/37,728,296.70
  6. Step 6: Final answer
    x = 20,218,261.05

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.