Home / 12,264,775.30-18,376,495.80-9,696,143.80

Finding the Fourth Proportional to 12,264,775.30, 18,376,495.80 and 9,696,143.80

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Solution

The fourth proportional to 12,264,775.30, 18,376,495.80 and 9,696,143.80 is: 14,527,876.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264,775.30 : 18,376,495.80 = 9,696,143.80 : x
  2. Step 2: Convert to fraction form
    12,264,775.30/18,376,495.80 = 9,696,143.80/x
  3. Step 3: Cross multiply
    12,264,775.30x = 18,376,495.80 × 9,696,143.80
  4. Step 4: Simplify right side
    12,264,775.30x = 178,181,145,816,896.06
  5. Step 5: Solve for x
    x = 178,181,145,816,896.06/12,264,775.30
  6. Step 6: Final answer
    x = 14,527,876.90

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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.