Home / 8,126,339.31-11,215,490.73-5,029,855.92

Finding the Fourth Proportional to 8,126,339.31, 11,215,490.73 and 5,029,855.92

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Solution

The fourth proportional to 8,126,339.31, 11,215,490.73 and 5,029,855.92 is: 6,941,908.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126,339.31 : 11,215,490.73 = 5,029,855.92 : x
  2. Step 2: Convert to fraction form
    8,126,339.31/11,215,490.73 = 5,029,855.92/x
  3. Step 3: Cross multiply
    8,126,339.31x = 11,215,490.73 × 5,029,855.92
  4. Step 4: Simplify right side
    8,126,339.31x = 56,412,302,443,995.62
  5. Step 5: Solve for x
    x = 56,412,302,443,995.62/8,126,339.31
  6. Step 6: Final answer
    x = 6,941,908.32

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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.