Home / 25,342,598.12-38,017,691.83-9,172,332.79

Finding the Fourth Proportional to 25,342,598.12, 38,017,691.83 and 9,172,332.79

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Solution

The fourth proportional to 25,342,598.12, 38,017,691.83 and 9,172,332.79 is: 13,759,872.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,342,598.12 : 38,017,691.83 = 9,172,332.79 : x
  2. Step 2: Convert to fraction form
    25,342,598.12/38,017,691.83 = 9,172,332.79/x
  3. Step 3: Cross multiply
    25,342,598.12x = 38,017,691.83 × 9,172,332.79
  4. Step 4: Simplify right side
    25,342,598.12x = 348,710,921,288,845.25
  5. Step 5: Solve for x
    x = 348,710,921,288,845.25/25,342,598.12
  6. Step 6: Final answer
    x = 13,759,872.60

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1.5x scale

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.