Home / 11,015,432.69-15,194,963.98-6,878,281.15

Finding the Fourth Proportional to 11,015,432.69, 15,194,963.98 and 6,878,281.15

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Solution

The fourth proportional to 11,015,432.69, 15,194,963.98 and 6,878,281.15 is: 9,488,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,015,432.69 : 15,194,963.98 = 6,878,281.15 : x
  2. Step 2: Convert to fraction form
    11,015,432.69/15,194,963.98 = 6,878,281.15/x
  3. Step 3: Cross multiply
    11,015,432.69x = 15,194,963.98 × 6,878,281.15
  4. Step 4: Simplify right side
    11,015,432.69x = 104,515,234,242,588.16
  5. Step 5: Solve for x
    x = 104,515,234,242,588.16/11,015,432.69
  6. Step 6: Final answer
    x = 9,488,073.43

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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.