Home / 16,858,125.20-23,264,254.11-9,123,223.79

Finding the Fourth Proportional to 16,858,125.20, 23,264,254.11 and 9,123,223.79

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Solution

The fourth proportional to 16,858,125.20, 23,264,254.11 and 9,123,223.79 is: 12,590,071.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,858,125.20 : 23,264,254.11 = 9,123,223.79 : x
  2. Step 2: Convert to fraction form
    16,858,125.20/23,264,254.11 = 9,123,223.79/x
  3. Step 3: Cross multiply
    16,858,125.20x = 23,264,254.11 × 9,123,223.79
  4. Step 4: Simplify right side
    16,858,125.20x = 212,244,996,645,330
  5. Step 5: Solve for x
    x = 212,244,996,645,330/16,858,125.20
  6. Step 6: Final answer
    x = 12,590,071.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.