Home / 61,204,205.70-91,806,308.55-15,766,000.20

Finding the Fourth Proportional to 61,204,205.70, 91,806,308.55 and 15,766,000.20

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Solution

The fourth proportional to 61,204,205.70, 91,806,308.55 and 15,766,000.20 is: 23,649,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,204,205.70 : 91,806,308.55 = 15,766,000.20 : x
  2. Step 2: Convert to fraction form
    61,204,205.70/91,806,308.55 = 15,766,000.20/x
  3. Step 3: Cross multiply
    61,204,205.70x = 91,806,308.55 × 15,766,000.20
  4. Step 4: Simplify right side
    61,204,205.70x = 1,447,418,278,960,561.50
  5. Step 5: Solve for x
    x = 1,447,418,278,960,561.50/61,204,205.70
  6. Step 6: Final answer
    x = 23,649,000.30

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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.