Home / 8,129,607.24-12,183,780.36-3,331,679.16

Finding the Fourth Proportional to 8,129,607.24, 12,183,780.36 and 3,331,679.16

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Solution

The fourth proportional to 8,129,607.24, 12,183,780.36 and 3,331,679.16 is: 4,993,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,129,607.24 : 12,183,780.36 = 3,331,679.16 : x
  2. Step 2: Convert to fraction form
    8,129,607.24/12,183,780.36 = 3,331,679.16/x
  3. Step 3: Cross multiply
    8,129,607.24x = 12,183,780.36 × 3,331,679.16
  4. Step 4: Simplify right side
    8,129,607.24x = 40,592,447,115,429.30
  5. Step 5: Solve for x
    x = 40,592,447,115,429.30/8,129,607.24
  6. Step 6: Final answer
    x = 4,993,162.14

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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.