Home / 31,087,733.76-42,899,130.64-17,149,250.08

Finding the Fourth Proportional to 31,087,733.76, 42,899,130.64 and 17,149,250.08

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Solution

The fourth proportional to 31,087,733.76, 42,899,130.64 and 17,149,250.08 is: 23,664,893.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,087,733.76 : 42,899,130.64 = 17,149,250.08 : x
  2. Step 2: Convert to fraction form
    31,087,733.76/42,899,130.64 = 17,149,250.08/x
  3. Step 3: Cross multiply
    31,087,733.76x = 42,899,130.64 × 17,149,250.08
  4. Step 4: Simplify right side
    31,087,733.76x = 735,687,919,559,950.38
  5. Step 5: Solve for x
    x = 735,687,919,559,950.38/31,087,733.76
  6. Step 6: Final answer
    x = 23,664,893.85

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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.