Home / 12,140,904.70-18,211,357.05-6,094,287.10

Finding the Fourth Proportional to 12,140,904.70, 18,211,357.05 and 6,094,287.10

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Solution

The fourth proportional to 12,140,904.70, 18,211,357.05 and 6,094,287.10 is: 9,141,430.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,140,904.70 : 18,211,357.05 = 6,094,287.10 : x
  2. Step 2: Convert to fraction form
    12,140,904.70/18,211,357.05 = 6,094,287.10/x
  3. Step 3: Cross multiply
    12,140,904.70x = 18,211,357.05 × 6,094,287.10
  4. Step 4: Simplify right side
    12,140,904.70x = 110,985,238,343,309.05
  5. Step 5: Solve for x
    x = 110,985,238,343,309.05/12,140,904.70
  6. Step 6: Final answer
    x = 9,141,430.65

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Double scale
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Similar ratio
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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.