Home / 18,266,641.51-25,207,995.68-10,006,523.70

Finding the Fourth Proportional to 18,266,641.51, 25,207,995.68 and 10,006,523.70

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Solution

The fourth proportional to 18,266,641.51, 25,207,995.68 and 10,006,523.70 is: 13,809,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,266,641.51 : 25,207,995.68 = 10,006,523.70 : x
  2. Step 2: Convert to fraction form
    18,266,641.51/25,207,995.68 = 10,006,523.70/x
  3. Step 3: Cross multiply
    18,266,641.51x = 25,207,995.68 × 10,006,523.70
  4. Step 4: Simplify right side
    18,266,641.51x = 252,244,406,201,417.59
  5. Step 5: Solve for x
    x = 252,244,406,201,417.59/18,266,641.51
  6. Step 6: Final answer
    x = 13,809,019.36

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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.