Home / 28,598,418.19-42,883,677.86-10,148,115.88

Finding the Fourth Proportional to 28,598,418.19, 42,883,677.86 and 10,148,115.88

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Solution

The fourth proportional to 28,598,418.19, 42,883,677.86 and 10,148,115.88 is: 15,217,223.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598,418.19 : 42,883,677.86 = 10,148,115.88 : x
  2. Step 2: Convert to fraction form
    28,598,418.19/42,883,677.86 = 10,148,115.88/x
  3. Step 3: Cross multiply
    28,598,418.19x = 42,883,677.86 × 10,148,115.88
  4. Step 4: Simplify right side
    28,598,418.19x = 435,188,532,069,452
  5. Step 5: Solve for x
    x = 435,188,532,069,452/28,598,418.19
  6. Step 6: Final answer
    x = 15,217,223.88

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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.