Home / 67,972,132.94-93,812,793.03-40,101,656.93

Finding the Fourth Proportional to 67,972,132.94, 93,812,793.03 and 40,101,656.93

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Solution

The fourth proportional to 67,972,132.94, 93,812,793.03 and 40,101,656.93 is: 55,346,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,972,132.94 : 93,812,793.03 = 40,101,656.93 : x
  2. Step 2: Convert to fraction form
    67,972,132.94/93,812,793.03 = 40,101,656.93/x
  3. Step 3: Cross multiply
    67,972,132.94x = 93,812,793.03 × 40,101,656.93
  4. Step 4: Simplify right side
    67,972,132.94x = 3,762,048,442,144,586.50
  5. Step 5: Solve for x
    x = 3,762,048,442,144,586.50/67,972,132.94
  6. Step 6: Final answer
    x = 55,346,923.51

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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.