Home / 74,153,778.84-111,261,370.50-40,035,002.04

Finding the Fourth Proportional to 74,153,778.84, 111,261,370.50 and 40,035,002.04

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Solution

The fourth proportional to 74,153,778.84, 111,261,370.50 and 40,035,002.04 is: 60,069,078.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,153,778.84 : 111,261,370.50 = 40,035,002.04 : x
  2. Step 2: Convert to fraction form
    74,153,778.84/111,261,370.50 = 40,035,002.04/x
  3. Step 3: Cross multiply
    74,153,778.84x = 111,261,370.50 × 40,035,002.04
  4. Step 4: Simplify right side
    74,153,778.84x = 4,454,349,194,940,695.50
  5. Step 5: Solve for x
    x = 4,454,349,194,940,695.50/74,153,778.84
  6. Step 6: Final answer
    x = 60,069,078.94

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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.