Home / 67,281,969.79-92,849,155.43-36,342,138.97

Finding the Fourth Proportional to 67,281,969.79, 92,849,155.43 and 36,342,138.97

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Solution

The fourth proportional to 67,281,969.79, 92,849,155.43 and 36,342,138.97 is: 50,152,171.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,281,969.79 : 92,849,155.43 = 36,342,138.97 : x
  2. Step 2: Convert to fraction form
    67,281,969.79/92,849,155.43 = 36,342,138.97/x
  3. Step 3: Cross multiply
    67,281,969.79x = 92,849,155.43 × 36,342,138.97
  4. Step 4: Simplify right side
    67,281,969.79x = 3,374,336,909,884,190.50
  5. Step 5: Solve for x
    x = 3,374,336,909,884,190.50/67,281,969.79
  6. Step 6: Final answer
    x = 50,152,171.83

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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.