Home / 7,721,333.33-10,651,012.95-4,815,679.66

Finding the Fourth Proportional to 7,721,333.33, 10,651,012.95 and 4,815,679.66

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Solution

The fourth proportional to 7,721,333.33, 10,651,012.95 and 4,815,679.66 is: 6,642,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,333.33 : 10,651,012.95 = 4,815,679.66 : x
  2. Step 2: Convert to fraction form
    7,721,333.33/10,651,012.95 = 4,815,679.66/x
  3. Step 3: Cross multiply
    7,721,333.33x = 10,651,012.95 × 4,815,679.66
  4. Step 4: Simplify right side
    7,721,333.33x = 51,291,866,413,142.86
  5. Step 5: Solve for x
    x = 51,291,866,413,142.86/7,721,333.33
  6. Step 6: Final answer
    x = 6,642,876.85

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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.