Home / 27,919,041.48-38,527,723.62-15,528,869.10

Finding the Fourth Proportional to 27,919,041.48, 38,527,723.62 and 15,528,869.10

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Solution

The fourth proportional to 27,919,041.48, 38,527,723.62 and 15,528,869.10 is: 21,429,531.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,919,041.48 : 38,527,723.62 = 15,528,869.10 : x
  2. Step 2: Convert to fraction form
    27,919,041.48/38,527,723.62 = 15,528,869.10/x
  3. Step 3: Cross multiply
    27,919,041.48x = 38,527,723.62 × 15,528,869.10
  4. Step 4: Simplify right side
    27,919,041.48x = 598,291,976,815,958.12
  5. Step 5: Solve for x
    x = 598,291,976,815,958.12/27,919,041.48
  6. Step 6: Final answer
    x = 21,429,531.43

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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.