Home / 12,456,411.60-18,684,617.40-9,227,907.53

Finding the Fourth Proportional to 12,456,411.60, 18,684,617.40 and 9,227,907.53

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Solution

The fourth proportional to 12,456,411.60, 18,684,617.40 and 9,227,907.53 is: 13,841,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,456,411.60 : 18,684,617.40 = 9,227,907.53 : x
  2. Step 2: Convert to fraction form
    12,456,411.60/18,684,617.40 = 9,227,907.53/x
  3. Step 3: Cross multiply
    12,456,411.60x = 18,684,617.40 × 9,227,907.53
  4. Step 4: Simplify right side
    12,456,411.60x = 172,419,921,507,205.94
  5. Step 5: Solve for x
    x = 172,419,921,507,205.94/12,456,411.60
  6. Step 6: Final answer
    x = 13,841,861.29

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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.