Home / 8,834,429.80-13,251,644.70-7,984,124.20

Finding the Fourth Proportional to 8,834,429.80, 13,251,644.70 and 7,984,124.20

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Solution

The fourth proportional to 8,834,429.80, 13,251,644.70 and 7,984,124.20 is: 11,976,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,834,429.80 : 13,251,644.70 = 7,984,124.20 : x
  2. Step 2: Convert to fraction form
    8,834,429.80/13,251,644.70 = 7,984,124.20/x
  3. Step 3: Cross multiply
    8,834,429.80x = 13,251,644.70 × 7,984,124.20
  4. Step 4: Simplify right side
    8,834,429.80x = 105,802,777,139,071.73
  5. Step 5: Solve for x
    x = 105,802,777,139,071.73/8,834,429.80
  6. Step 6: Final answer
    x = 11,976,186.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.