Home / 11,067,142.59-15,272,683.85-6,172,681.75

Finding the Fourth Proportional to 11,067,142.59, 15,272,683.85 and 6,172,681.75

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Solution

The fourth proportional to 11,067,142.59, 15,272,683.85 and 6,172,681.75 is: 8,518,315.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,067,142.59 : 15,272,683.85 = 6,172,681.75 : x
  2. Step 2: Convert to fraction form
    11,067,142.59/15,272,683.85 = 6,172,681.75/x
  3. Step 3: Cross multiply
    11,067,142.59x = 15,272,683.85 × 6,172,681.75
  4. Step 4: Simplify right side
    11,067,142.59x = 94,273,416,851,664.72
  5. Step 5: Solve for x
    x = 94,273,416,851,664.72/11,067,142.59
  6. Step 6: Final answer
    x = 8,518,315.91

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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.