Home / 10,148,720.59-13,991,685.33-8,062,485.20

Finding the Fourth Proportional to 10,148,720.59, 13,991,685.33 and 8,062,485.20

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Solution

The fourth proportional to 10,148,720.59, 13,991,685.33 and 8,062,485.20 is: 11,115,465.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,148,720.59 : 13,991,685.33 = 8,062,485.20 : x
  2. Step 2: Convert to fraction form
    10,148,720.59/13,991,685.33 = 8,062,485.20/x
  3. Step 3: Cross multiply
    10,148,720.59x = 13,991,685.33 × 8,062,485.20
  4. Step 4: Simplify right side
    10,148,720.59x = 112,807,755,896,182.12
  5. Step 5: Solve for x
    x = 112,807,755,896,182.12/10,148,720.59
  6. Step 6: Final answer
    x = 11,115,465.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.