Home / 9,687,707.52-13,369,790-5,337,575.89

Finding the Fourth Proportional to 9,687,707.52, 13,369,790 and 5,337,575.89

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Solution

The fourth proportional to 9,687,707.52, 13,369,790 and 5,337,575.89 is: 7,366,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687,707.52 : 13,369,790 = 5,337,575.89 : x
  2. Step 2: Convert to fraction form
    9,687,707.52/13,369,790 = 5,337,575.89/x
  3. Step 3: Cross multiply
    9,687,707.52x = 13,369,790 × 5,337,575.89
  4. Step 4: Simplify right side
    9,687,707.52x = 71,362,268,758,363.09
  5. Step 5: Solve for x
    x = 71,362,268,758,363.09/9,687,707.52
  6. Step 6: Final answer
    x = 7,366,269.95

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1.5x scale

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.