Home / 59,690,091.20-89,535,136.80-54,987,166.40

Finding the Fourth Proportional to 59,690,091.20, 89,535,136.80 and 54,987,166.40

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Solution

The fourth proportional to 59,690,091.20, 89,535,136.80 and 54,987,166.40 is: 82,480,749.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,690,091.20 : 89,535,136.80 = 54,987,166.40 : x
  2. Step 2: Convert to fraction form
    59,690,091.20/89,535,136.80 = 54,987,166.40/x
  3. Step 3: Cross multiply
    59,690,091.20x = 89,535,136.80 × 54,987,166.40
  4. Step 4: Simplify right side
    59,690,091.20x = 4,923,283,465,868,363
  5. Step 5: Solve for x
    x = 4,923,283,465,868,363/59,690,091.20
  6. Step 6: Final answer
    x = 82,480,749.60

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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.