Home / 13,643,000.78-20,466,865.25-5,560,373.66

Finding the Fourth Proportional to 13,643,000.78, 20,466,865.25 and 5,560,373.66

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Solution

The fourth proportional to 13,643,000.78, 20,466,865.25 and 5,560,373.66 is: 8,341,524.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,643,000.78 : 20,466,865.25 = 5,560,373.66 : x
  2. Step 2: Convert to fraction form
    13,643,000.78/20,466,865.25 = 5,560,373.66/x
  3. Step 3: Cross multiply
    13,643,000.78x = 20,466,865.25 × 5,560,373.66
  4. Step 4: Simplify right side
    13,643,000.78x = 113,803,418,329,584.53
  5. Step 5: Solve for x
    x = 113,803,418,329,584.53/13,643,000.78
  6. Step 6: Final answer
    x = 8,341,524.00

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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.