Home / 10,387,580.91-15,652,274.19-8,535,804.27

Finding the Fourth Proportional to 10,387,580.91, 15,652,274.19 and 8,535,804.27

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Solution

The fourth proportional to 10,387,580.91, 15,652,274.19 and 8,535,804.27 is: 12,861,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,580.91 : 15,652,274.19 = 8,535,804.27 : x
  2. Step 2: Convert to fraction form
    10,387,580.91/15,652,274.19 = 8,535,804.27/x
  3. Step 3: Cross multiply
    10,387,580.91x = 15,652,274.19 × 8,535,804.27
  4. Step 4: Simplify right side
    10,387,580.91x = 133,604,748,866,212.78
  5. Step 5: Solve for x
    x = 133,604,748,866,212.78/10,387,580.91
  6. Step 6: Final answer
    x = 12,861,969.50

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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.