Home / 56,489,444.60-84,734,166.90-43,719,114.20

Finding the Fourth Proportional to 56,489,444.60, 84,734,166.90 and 43,719,114.20

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Solution

The fourth proportional to 56,489,444.60, 84,734,166.90 and 43,719,114.20 is: 65,578,671.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,489,444.60 : 84,734,166.90 = 43,719,114.20 : x
  2. Step 2: Convert to fraction form
    56,489,444.60/84,734,166.90 = 43,719,114.20/x
  3. Step 3: Cross multiply
    56,489,444.60x = 84,734,166.90 × 43,719,114.20
  4. Step 4: Simplify right side
    56,489,444.60x = 3,704,502,719,342,960.50
  5. Step 5: Solve for x
    x = 3,704,502,719,342,960.50/56,489,444.60
  6. Step 6: Final answer
    x = 65,578,671.30

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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.