Home / 12,241,637.40-18,346,709.70-7,444,234.20

Finding the Fourth Proportional to 12,241,637.40, 18,346,709.70 and 7,444,234.20

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Solution

The fourth proportional to 12,241,637.40, 18,346,709.70 and 7,444,234.20 is: 11,156,775.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241,637.40 : 18,346,709.70 = 7,444,234.20 : x
  2. Step 2: Convert to fraction form
    12,241,637.40/18,346,709.70 = 7,444,234.20/x
  3. Step 3: Cross multiply
    12,241,637.40x = 18,346,709.70 × 7,444,234.20
  4. Step 4: Simplify right side
    12,241,637.40x = 136,577,203,806,211.73
  5. Step 5: Solve for x
    x = 136,577,203,806,211.73/12,241,637.40
  6. Step 6: Final answer
    x = 11,156,775.79

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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.