Home / 61,151,636.90-91,727,455.35-49,672,511.30

Finding the Fourth Proportional to 61,151,636.90, 91,727,455.35 and 49,672,511.30

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Solution

The fourth proportional to 61,151,636.90, 91,727,455.35 and 49,672,511.30 is: 74,508,766.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,151,636.90 : 91,727,455.35 = 49,672,511.30 : x
  2. Step 2: Convert to fraction form
    61,151,636.90/91,727,455.35 = 49,672,511.30/x
  3. Step 3: Cross multiply
    61,151,636.90x = 91,727,455.35 × 49,672,511.30
  4. Step 4: Simplify right side
    61,151,636.90x = 4,556,333,062,393,120
  5. Step 5: Solve for x
    x = 4,556,333,062,393,120/61,151,636.90
  6. Step 6: Final answer
    x = 74,508,766.95

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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.