Home / 19,008,094.20-28,512,141.30-4,824,670.20

Finding the Fourth Proportional to 19,008,094.20, 28,512,141.30 and 4,824,670.20

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Solution

The fourth proportional to 19,008,094.20, 28,512,141.30 and 4,824,670.20 is: 7,237,005.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008,094.20 : 28,512,141.30 = 4,824,670.20 : x
  2. Step 2: Convert to fraction form
    19,008,094.20/28,512,141.30 = 4,824,670.20/x
  3. Step 3: Cross multiply
    19,008,094.20x = 28,512,141.30 × 4,824,670.20
  4. Step 4: Simplify right side
    19,008,094.20x = 137,561,678,468,299.27
  5. Step 5: Solve for x
    x = 137,561,678,468,299.27/19,008,094.20
  6. Step 6: Final answer
    x = 7,237,005.30

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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.