Home / 18,154,472.72-25,052,442.98-9,894,357.79

Finding the Fourth Proportional to 18,154,472.72, 25,052,442.98 and 9,894,357.79

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Solution

The fourth proportional to 18,154,472.72, 25,052,442.98 and 9,894,357.79 is: 13,653,816.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,472.72 : 25,052,442.98 = 9,894,357.79 : x
  2. Step 2: Convert to fraction form
    18,154,472.72/25,052,442.98 = 9,894,357.79/x
  3. Step 3: Cross multiply
    18,154,472.72x = 25,052,442.98 × 9,894,357.79
  4. Step 4: Simplify right side
    18,154,472.72x = 247,877,834,182,959.84
  5. Step 5: Solve for x
    x = 247,877,834,182,959.84/18,154,472.72
  6. Step 6: Final answer
    x = 13,653,816.23

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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.