Home / 8,490,818.37-11,715,772.67-5,007,249.95

Finding the Fourth Proportional to 8,490,818.37, 11,715,772.67 and 5,007,249.95

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Solution

The fourth proportional to 8,490,818.37, 11,715,772.67 and 5,007,249.95 is: 6,909,086.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,490,818.37 : 11,715,772.67 = 5,007,249.95 : x
  2. Step 2: Convert to fraction form
    8,490,818.37/11,715,772.67 = 5,007,249.95/x
  3. Step 3: Cross multiply
    8,490,818.37x = 11,715,772.67 × 5,007,249.95
  4. Step 4: Simplify right side
    8,490,818.37x = 58,663,802,117,132.16
  5. Step 5: Solve for x
    x = 58,663,802,117,132.16/8,490,818.37
  6. Step 6: Final answer
    x = 6,909,086.92

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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.