Home / 27,995,849-38,634,272.18-15,118,793

Finding the Fourth Proportional to 27,995,849, 38,634,272.18 and 15,118,793

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Solution

The fourth proportional to 27,995,849, 38,634,272.18 and 15,118,793 is: 20,863,934.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995,849 : 38,634,272.18 = 15,118,793 : x
  2. Step 2: Convert to fraction form
    27,995,849/38,634,272.18 = 15,118,793/x
  3. Step 3: Cross multiply
    27,995,849x = 38,634,272.18 × 15,118,793
  4. Step 4: Simplify right side
    27,995,849x = 584,103,563,795,078.75
  5. Step 5: Solve for x
    x = 584,103,563,795,078.75/27,995,849
  6. Step 6: Final answer
    x = 20,863,934.64

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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.