Home / 56,253,172.60-84,383,007.02-21,709,753.62

Finding the Fourth Proportional to 56,253,172.60, 84,383,007.02 and 21,709,753.62

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Solution

The fourth proportional to 56,253,172.60, 84,383,007.02 and 21,709,753.62 is: 32,565,883.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,253,172.60 : 84,383,007.02 = 21,709,753.62 : x
  2. Step 2: Convert to fraction form
    56,253,172.60/84,383,007.02 = 21,709,753.62/x
  3. Step 3: Cross multiply
    56,253,172.60x = 84,383,007.02 × 21,709,753.62
  4. Step 4: Simplify right side
    56,253,172.60x = 1,831,934,292,118,930.50
  5. Step 5: Solve for x
    x = 1,831,934,292,118,930.50/56,253,172.60
  6. Step 6: Final answer
    x = 32,565,883.98

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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.