Home / 49,155,136.40-73,788,691.80-28,971,750.80

Finding the Fourth Proportional to 49,155,136.40, 73,788,691.80 and 28,971,750.80

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Solution

The fourth proportional to 49,155,136.40, 73,788,691.80 and 28,971,750.80 is: 43,490,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,155,136.40 : 73,788,691.80 = 28,971,750.80 : x
  2. Step 2: Convert to fraction form
    49,155,136.40/73,788,691.80 = 28,971,750.80/x
  3. Step 3: Cross multiply
    49,155,136.40x = 73,788,691.80 × 28,971,750.80
  4. Step 4: Simplify right side
    49,155,136.40x = 2,137,787,590,687,603.50
  5. Step 5: Solve for x
    x = 2,137,787,590,687,603.50/49,155,136.40
  6. Step 6: Final answer
    x = 43,490,624.73

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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.