Home / 28,016,906.10-42,025,359.15-10,971,914.10

Finding the Fourth Proportional to 28,016,906.10, 42,025,359.15 and 10,971,914.10

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Solution

The fourth proportional to 28,016,906.10, 42,025,359.15 and 10,971,914.10 is: 16,457,871.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016,906.10 : 42,025,359.15 = 10,971,914.10 : x
  2. Step 2: Convert to fraction form
    28,016,906.10/42,025,359.15 = 10,971,914.10/x
  3. Step 3: Cross multiply
    28,016,906.10x = 42,025,359.15 × 10,971,914.10
  4. Step 4: Simplify right side
    28,016,906.10x = 461,098,630,615,449
  5. Step 5: Solve for x
    x = 461,098,630,615,449/28,016,906.10
  6. Step 6: Final answer
    x = 16,457,871.15

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Double scale
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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.