Home / 67,900,485.14-93,704,932.85-38,136,378.38

Finding the Fourth Proportional to 67,900,485.14, 93,704,932.85 and 38,136,378.38

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Solution

The fourth proportional to 67,900,485.14, 93,704,932.85 and 38,136,378.38 is: 52,629,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,900,485.14 : 93,704,932.85 = 38,136,378.38 : x
  2. Step 2: Convert to fraction form
    67,900,485.14/93,704,932.85 = 38,136,378.38/x
  3. Step 3: Cross multiply
    67,900,485.14x = 93,704,932.85 × 38,136,378.38
  4. Step 4: Simplify right side
    67,900,485.14x = 3,573,566,775,240,092
  5. Step 5: Solve for x
    x = 3,573,566,775,240,092/67,900,485.14
  6. Step 6: Final answer
    x = 52,629,473.38

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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.