Home / 16,829,123.20-25,260,273.60-8,319,068.80

Finding the Fourth Proportional to 16,829,123.20, 25,260,273.60 and 8,319,068.80

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Solution

The fourth proportional to 16,829,123.20, 25,260,273.60 and 8,319,068.80 is: 12,486,803.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829,123.20 : 25,260,273.60 = 8,319,068.80 : x
  2. Step 2: Convert to fraction form
    16,829,123.20/25,260,273.60 = 8,319,068.80/x
  3. Step 3: Cross multiply
    16,829,123.20x = 25,260,273.60 × 8,319,068.80
  4. Step 4: Simplify right side
    16,829,123.20x = 210,141,953,985,223.69
  5. Step 5: Solve for x
    x = 210,141,953,985,223.69/16,829,123.20
  6. Step 6: Final answer
    x = 12,486,803.47

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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.