Home / 27,654,044.64-38,156,884-15,891,040.96

Finding the Fourth Proportional to 27,654,044.64, 38,156,884 and 15,891,040.96

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Solution

The fourth proportional to 27,654,044.64, 38,156,884 and 15,891,040.96 is: 21,926,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,654,044.64 : 38,156,884 = 15,891,040.96 : x
  2. Step 2: Convert to fraction form
    27,654,044.64/38,156,884 = 15,891,040.96/x
  3. Step 3: Cross multiply
    27,654,044.64x = 38,156,884 × 15,891,040.96
  4. Step 4: Simplify right side
    27,654,044.64x = 606,352,606,549,968.62
  5. Step 5: Solve for x
    x = 606,352,606,549,968.62/27,654,044.64
  6. Step 6: Final answer
    x = 21,926,362.47

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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.