Home / 26,791,899.39-40,137,140.64-15,829,305.12

Finding the Fourth Proportional to 26,791,899.39, 40,137,140.64 and 15,829,305.12

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Solution

The fourth proportional to 26,791,899.39, 40,137,140.64 and 15,829,305.12 is: 23,713,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791,899.39 : 40,137,140.64 = 15,829,305.12 : x
  2. Step 2: Convert to fraction form
    26,791,899.39/40,137,140.64 = 15,829,305.12/x
  3. Step 3: Cross multiply
    26,791,899.39x = 40,137,140.64 × 15,829,305.12
  4. Step 4: Simplify right side
    26,791,899.39x = 635,343,045,834,912
  5. Step 5: Solve for x
    x = 635,343,045,834,912/26,791,899.39
  6. Step 6: Final answer
    x = 23,713,997.90

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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.