Home / 52,604,136.20-78,850,217.10-20,243,534.60

Finding the Fourth Proportional to 52,604,136.20, 78,850,217.10 and 20,243,534.60

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Solution

The fourth proportional to 52,604,136.20, 78,850,217.10 and 20,243,534.60 is: 30,343,756.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,604,136.20 : 78,850,217.10 = 20,243,534.60 : x
  2. Step 2: Convert to fraction form
    52,604,136.20/78,850,217.10 = 20,243,534.60/x
  3. Step 3: Cross multiply
    52,604,136.20x = 78,850,217.10 × 20,243,534.60
  4. Step 4: Simplify right side
    52,604,136.20x = 1,596,207,098,081,361.75
  5. Step 5: Solve for x
    x = 1,596,207,098,081,361.75/52,604,136.20
  6. Step 6: Final answer
    x = 30,343,756.47

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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.