Home / 12,252,023.90-18,378,035.85-11,664,158.30

Finding the Fourth Proportional to 12,252,023.90, 18,378,035.85 and 11,664,158.30

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Solution

The fourth proportional to 12,252,023.90, 18,378,035.85 and 11,664,158.30 is: 17,496,237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,023.90 : 18,378,035.85 = 11,664,158.30 : x
  2. Step 2: Convert to fraction form
    12,252,023.90/18,378,035.85 = 11,664,158.30/x
  3. Step 3: Cross multiply
    12,252,023.90x = 18,378,035.85 × 11,664,158.30
  4. Step 4: Simplify right side
    12,252,023.90x = 214,364,319,397,475.09
  5. Step 5: Solve for x
    x = 214,364,319,397,475.09/12,252,023.90
  6. Step 6: Final answer
    x = 17,496,237.45

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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.