Home / 50,752,692.02-76,066,621.04-20,016,419.06

Finding the Fourth Proportional to 50,752,692.02, 76,066,621.04 and 20,016,419.06

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Solution

The fourth proportional to 50,752,692.02, 76,066,621.04 and 20,016,419.06 is: 30,000,011.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,752,692.02 : 76,066,621.04 = 20,016,419.06 : x
  2. Step 2: Convert to fraction form
    50,752,692.02/76,066,621.04 = 20,016,419.06/x
  3. Step 3: Cross multiply
    50,752,692.02x = 76,066,621.04 × 20,016,419.06
  4. Step 4: Simplify right side
    50,752,692.02x = 1,522,581,363,214,853
  5. Step 5: Solve for x
    x = 1,522,581,363,214,853/50,752,692.02
  6. Step 6: Final answer
    x = 30,000,011.87

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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.