Home / 8,313,026.40-12,444,656.40-7,417,231.20

Finding the Fourth Proportional to 8,313,026.40, 12,444,656.40 and 7,417,231.20

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Solution

The fourth proportional to 8,313,026.40, 12,444,656.40 and 7,417,231.20 is: 11,103,644.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,313,026.40 : 12,444,656.40 = 7,417,231.20 : x
  2. Step 2: Convert to fraction form
    8,313,026.40/12,444,656.40 = 7,417,231.20/x
  3. Step 3: Cross multiply
    8,313,026.40x = 12,444,656.40 × 7,417,231.20
  4. Step 4: Simplify right side
    8,313,026.40x = 92,304,893,723,359.69
  5. Step 5: Solve for x
    x = 92,304,893,723,359.69/8,313,026.40
  6. Step 6: Final answer
    x = 11,103,644.96

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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.