Home / 10,387,581.91-15,652,275.70-8,535,805.27

Finding the Fourth Proportional to 10,387,581.91, 15,652,275.70 and 8,535,805.27

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Solution

The fourth proportional to 10,387,581.91, 15,652,275.70 and 8,535,805.27 is: 12,861,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,581.91 : 15,652,275.70 = 8,535,805.27 : x
  2. Step 2: Convert to fraction form
    10,387,581.91/15,652,275.70 = 8,535,805.27/x
  3. Step 3: Cross multiply
    10,387,581.91x = 15,652,275.70 × 8,535,805.27
  4. Step 4: Simplify right side
    10,387,581.91x = 133,604,777,407,552.92
  5. Step 5: Solve for x
    x = 133,604,777,407,552.92/10,387,581.91
  6. Step 6: Final answer
    x = 12,861,971.01

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.