Home / 71,113,433.39-106,670,191.29-19,995,452.20

Finding the Fourth Proportional to 71,113,433.39, 106,670,191.29 and 19,995,452.20

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Solution

The fourth proportional to 71,113,433.39, 106,670,191.29 and 19,995,452.20 is: 29,993,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,113,433.39 : 106,670,191.29 = 19,995,452.20 : x
  2. Step 2: Convert to fraction form
    71,113,433.39/106,670,191.29 = 19,995,452.20/x
  3. Step 3: Cross multiply
    71,113,433.39x = 106,670,191.29 × 19,995,452.20
  4. Step 4: Simplify right side
    71,113,433.39x = 2,132,918,711,104,051.50
  5. Step 5: Solve for x
    x = 2,132,918,711,104,051.50/71,113,433.39
  6. Step 6: Final answer
    x = 29,993,189.89

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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.