Home / 18,266,642.51-25,207,997.06-10,006,524.70

Finding the Fourth Proportional to 18,266,642.51, 25,207,997.06 and 10,006,524.70

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Solution

The fourth proportional to 18,266,642.51, 25,207,997.06 and 10,006,524.70 is: 13,809,020.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,642.51 : 25,207,997.06 = 10,006,524.70 : x
  2. Step 2: Convert to fraction form
    18,266,642.51/25,207,997.06 = 10,006,524.70/x
  3. Step 3: Cross multiply
    18,266,642.51x = 25,207,997.06 × 10,006,524.70
  4. Step 4: Simplify right side
    18,266,642.51x = 252,244,445,218,417.34
  5. Step 5: Solve for x
    x = 252,244,445,218,417.34/18,266,642.51
  6. Step 6: Final answer
    x = 13,809,020.74

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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.