Home / 18,513,839.66-25,547,582.48-10,566,342.87

Finding the Fourth Proportional to 18,513,839.66, 25,547,582.48 and 10,566,342.87

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Solution

The fourth proportional to 18,513,839.66, 25,547,582.48 and 10,566,342.87 is: 14,580,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,513,839.66 : 25,547,582.48 = 10,566,342.87 : x
  2. Step 2: Convert to fraction form
    18,513,839.66/25,547,582.48 = 10,566,342.87/x
  3. Step 3: Cross multiply
    18,513,839.66x = 25,547,582.48 × 10,566,342.87
  4. Step 4: Simplify right side
    18,513,839.66x = 269,944,515,930,453.19
  5. Step 5: Solve for x
    x = 269,944,515,930,453.19/18,513,839.66
  6. Step 6: Final answer
    x = 14,580,687.79

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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.