Home / 40,327,220.80-60,378,856.80-39,207,476.80

Finding the Fourth Proportional to 40,327,220.80, 60,378,856.80 and 39,207,476.80

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Solution

The fourth proportional to 40,327,220.80, 60,378,856.80 and 39,207,476.80 is: 58,702,349.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,327,220.80 : 60,378,856.80 = 39,207,476.80 : x
  2. Step 2: Convert to fraction form
    40,327,220.80/60,378,856.80 = 39,207,476.80/x
  3. Step 3: Cross multiply
    40,327,220.80x = 60,378,856.80 × 39,207,476.80
  4. Step 4: Simplify right side
    40,327,220.80x = 2,367,302,627,196,522
  5. Step 5: Solve for x
    x = 2,367,302,627,196,522/40,327,220.80
  6. Step 6: Final answer
    x = 58,702,349.93

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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.