Home / 25,207,478.44-34,786,142.98-13,761,206.44

Finding the Fourth Proportional to 25,207,478.44, 34,786,142.98 and 13,761,206.44

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Solution

The fourth proportional to 25,207,478.44, 34,786,142.98 and 13,761,206.44 is: 18,990,368.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,207,478.44 : 34,786,142.98 = 13,761,206.44 : x
  2. Step 2: Convert to fraction form
    25,207,478.44/34,786,142.98 = 13,761,206.44/x
  3. Step 3: Cross multiply
    25,207,478.44x = 34,786,142.98 × 13,761,206.44
  4. Step 4: Simplify right side
    25,207,478.44x = 478,699,294,799,136.75
  5. Step 5: Solve for x
    x = 478,699,294,799,136.75/25,207,478.44
  6. Step 6: Final answer
    x = 18,990,368.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.