Home / 52,533,808.20-78,694,424.10-36,378,001.80

Finding the Fourth Proportional to 52,533,808.20, 78,694,424.10 and 36,378,001.80

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Solution

The fourth proportional to 52,533,808.20, 78,694,424.10 and 36,378,001.80 is: 54,493,401.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,533,808.20 : 78,694,424.10 = 36,378,001.80 : x
  2. Step 2: Convert to fraction form
    52,533,808.20/78,694,424.10 = 36,378,001.80/x
  3. Step 3: Cross multiply
    52,533,808.20x = 78,694,424.10 × 36,378,001.80
  4. Step 4: Simplify right side
    52,533,808.20x = 2,862,745,901,559,763
  5. Step 5: Solve for x
    x = 2,862,745,901,559,763/52,533,808.20
  6. Step 6: Final answer
    x = 54,493,401.48

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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.