Home / 56,250,781.19-77,638,219.74-34,231,375.12

Finding the Fourth Proportional to 56,250,781.19, 77,638,219.74 and 34,231,375.12

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Solution

The fourth proportional to 56,250,781.19, 77,638,219.74 and 34,231,375.12 is: 47,246,686.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,250,781.19 : 77,638,219.74 = 34,231,375.12 : x
  2. Step 2: Convert to fraction form
    56,250,781.19/77,638,219.74 = 34,231,375.12/x
  3. Step 3: Cross multiply
    56,250,781.19x = 77,638,219.74 × 34,231,375.12
  4. Step 4: Simplify right side
    56,250,781.19x = 2,657,663,023,520,327
  5. Step 5: Solve for x
    x = 2,657,663,023,520,327/56,250,781.19
  6. Step 6: Final answer
    x = 47,246,686.49

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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.