Home / 57,203,607.96-85,793,306.52-18,856,006.32

Finding the Fourth Proportional to 57,203,607.96, 85,793,306.52 and 18,856,006.32

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Solution

The fourth proportional to 57,203,607.96, 85,793,306.52 and 18,856,006.32 is: 28,280,019.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,203,607.96 : 85,793,306.52 = 18,856,006.32 : x
  2. Step 2: Convert to fraction form
    57,203,607.96/85,793,306.52 = 18,856,006.32/x
  3. Step 3: Cross multiply
    57,203,607.96x = 85,793,306.52 × 18,856,006.32
  4. Step 4: Simplify right side
    57,203,607.96x = 1,617,719,129,954,817.25
  5. Step 5: Solve for x
    x = 1,617,719,129,954,817.25/57,203,607.96
  6. Step 6: Final answer
    x = 28,280,019.17

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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.