Home / 12,096,937.20-18,145,405.80-10,679,761.20

Finding the Fourth Proportional to 12,096,937.20, 18,145,405.80 and 10,679,761.20

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Solution

The fourth proportional to 12,096,937.20, 18,145,405.80 and 10,679,761.20 is: 16,019,641.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,937.20 : 18,145,405.80 = 10,679,761.20 : x
  2. Step 2: Convert to fraction form
    12,096,937.20/18,145,405.80 = 10,679,761.20/x
  3. Step 3: Cross multiply
    12,096,937.20x = 18,145,405.80 × 10,679,761.20
  4. Step 4: Simplify right side
    12,096,937.20x = 193,788,600,821,094.97
  5. Step 5: Solve for x
    x = 193,788,600,821,094.97/12,096,937.20
  6. Step 6: Final answer
    x = 16,019,641.80

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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.