Home / 71,082,352.07-106,627,516.60-19,960,385.07

Finding the Fourth Proportional to 71,082,352.07, 106,627,516.60 and 19,960,385.07

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Solution

The fourth proportional to 71,082,352.07, 106,627,516.60 and 19,960,385.07 is: 29,941,697.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,082,352.07 : 106,627,516.60 = 19,960,385.07 : x
  2. Step 2: Convert to fraction form
    71,082,352.07/106,627,516.60 = 19,960,385.07/x
  3. Step 3: Cross multiply
    71,082,352.07x = 106,627,516.60 × 19,960,385.07
  4. Step 4: Simplify right side
    71,082,352.07x = 2,128,326,290,393,817
  5. Step 5: Solve for x
    x = 2,128,326,290,393,817/71,082,352.07
  6. Step 6: Final answer
    x = 29,941,697.60

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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.