Home / 30,451,314.08-42,018,926.24-17,399,417.92

Finding the Fourth Proportional to 30,451,314.08, 42,018,926.24 and 17,399,417.92

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Solution

The fourth proportional to 30,451,314.08, 42,018,926.24 and 17,399,417.92 is: 24,008,975.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,451,314.08 : 42,018,926.24 = 17,399,417.92 : x
  2. Step 2: Convert to fraction form
    30,451,314.08/42,018,926.24 = 17,399,417.92/x
  3. Step 3: Cross multiply
    30,451,314.08x = 42,018,926.24 × 17,399,417.92
  4. Step 4: Simplify right side
    30,451,314.08x = 731,104,858,199,414.38
  5. Step 5: Solve for x
    x = 731,104,858,199,414.38/30,451,314.08
  6. Step 6: Final answer
    x = 24,008,975.65

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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.