Home / 8,566,402.74-11,822,006.61-5,127,978.66

Finding the Fourth Proportional to 8,566,402.74, 11,822,006.61 and 5,127,978.66

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Solution

The fourth proportional to 8,566,402.74, 11,822,006.61 and 5,127,978.66 is: 7,076,832.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566,402.74 : 11,822,006.61 = 5,127,978.66 : x
  2. Step 2: Convert to fraction form
    8,566,402.74/11,822,006.61 = 5,127,978.66/x
  3. Step 3: Cross multiply
    8,566,402.74x = 11,822,006.61 × 5,127,978.66
  4. Step 4: Simplify right side
    8,566,402.74x = 60,622,997,614,458.94
  5. Step 5: Solve for x
    x = 60,622,997,614,458.94/8,566,402.74
  6. Step 6: Final answer
    x = 7,076,832.53

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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.