Home / 18,633,178.16-27,955,471.56-9,541,712.88

Finding the Fourth Proportional to 18,633,178.16, 27,955,471.56 and 9,541,712.88

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Solution

The fourth proportional to 18,633,178.16, 27,955,471.56 and 9,541,712.88 is: 14,315,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,633,178.16 : 27,955,471.56 = 9,541,712.88 : x
  2. Step 2: Convert to fraction form
    18,633,178.16/27,955,471.56 = 9,541,712.88/x
  3. Step 3: Cross multiply
    18,633,178.16x = 27,955,471.56 × 9,541,712.88
  4. Step 4: Simplify right side
    18,633,178.16x = 266,743,083,050,525.69
  5. Step 5: Solve for x
    x = 266,743,083,050,525.69/18,633,178.16
  6. Step 6: Final answer
    x = 14,315,490.40

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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.