Home / 10,575,511.25-15,867,752.45-5,777,595.47

Finding the Fourth Proportional to 10,575,511.25, 15,867,752.45 and 5,777,595.47

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Solution

The fourth proportional to 10,575,511.25, 15,867,752.45 and 5,777,595.47 is: 8,668,843.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,575,511.25 : 15,867,752.45 = 5,777,595.47 : x
  2. Step 2: Convert to fraction form
    10,575,511.25/15,867,752.45 = 5,777,595.47/x
  3. Step 3: Cross multiply
    10,575,511.25x = 15,867,752.45 × 5,777,595.47
  4. Step 4: Simplify right side
    10,575,511.25x = 91,677,454,565,974.66
  5. Step 5: Solve for x
    x = 91,677,454,565,974.66/10,575,511.25
  6. Step 6: Final answer
    x = 8,668,843.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.