Home / 61,063,707.60-91,744,860.60-45,947,163.60

Finding the Fourth Proportional to 61,063,707.60, 91,744,860.60 and 45,947,163.60

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Solution

The fourth proportional to 61,063,707.60, 91,744,860.60 and 45,947,163.60 is: 69,033,085.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,063,707.60 : 91,744,860.60 = 45,947,163.60 : x
  2. Step 2: Convert to fraction form
    61,063,707.60/91,744,860.60 = 45,947,163.60/x
  3. Step 3: Cross multiply
    61,063,707.60x = 91,744,860.60 × 45,947,163.60
  4. Step 4: Simplify right side
    61,063,707.60x = 4,215,416,119,447,394
  5. Step 5: Solve for x
    x = 4,215,416,119,447,394/61,063,707.60
  6. Step 6: Final answer
    x = 69,033,085.04

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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.