Home / 67,419,834.28-93,013,648.04-40,948,202.77

Finding the Fourth Proportional to 67,419,834.28, 93,013,648.04 and 40,948,202.77

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Solution

The fourth proportional to 67,419,834.28, 93,013,648.04 and 40,948,202.77 is: 56,492,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,419,834.28 : 93,013,648.04 = 40,948,202.77 : x
  2. Step 2: Convert to fraction form
    67,419,834.28/93,013,648.04 = 40,948,202.77/x
  3. Step 3: Cross multiply
    67,419,834.28x = 93,013,648.04 × 40,948,202.77
  4. Step 4: Simplify right side
    67,419,834.28x = 3,808,741,720,189,169.50
  5. Step 5: Solve for x
    x = 3,808,741,720,189,169.50/67,419,834.28
  6. Step 6: Final answer
    x = 56,492,896.50

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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.