Home / 67,980,154.61-93,812,626.85-37,040,323.88

Finding the Fourth Proportional to 67,980,154.61, 93,812,626.85 and 37,040,323.88

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Solution

The fourth proportional to 67,980,154.61, 93,812,626.85 and 37,040,323.88 is: 51,115,654.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,980,154.61 : 93,812,626.85 = 37,040,323.88 : x
  2. Step 2: Convert to fraction form
    67,980,154.61/93,812,626.85 = 37,040,323.88/x
  3. Step 3: Cross multiply
    67,980,154.61x = 93,812,626.85 × 37,040,323.88
  4. Step 4: Simplify right side
    67,980,154.61x = 3,474,850,081,903,319.50
  5. Step 5: Solve for x
    x = 3,474,850,081,903,319.50/67,980,154.61
  6. Step 6: Final answer
    x = 51,115,654.30

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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.