Home / 28,676,553.60-43,064,596.80-15,239,625.60

Finding the Fourth Proportional to 28,676,553.60, 43,064,596.80 and 15,239,625.60

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Solution

The fourth proportional to 28,676,553.60, 43,064,596.80 and 15,239,625.60 is: 22,885,885.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,676,553.60 : 43,064,596.80 = 15,239,625.60 : x
  2. Step 2: Convert to fraction form
    28,676,553.60/43,064,596.80 = 15,239,625.60/x
  3. Step 3: Cross multiply
    28,676,553.60x = 43,064,596.80 × 15,239,625.60
  4. Step 4: Simplify right side
    28,676,553.60x = 656,288,331,846,958
  5. Step 5: Solve for x
    x = 656,288,331,846,958/28,676,553.60
  6. Step 6: Final answer
    x = 22,885,885.84

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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.