Home / 12,264,101.70-18,396,152.55-11,340,312.90

Finding the Fourth Proportional to 12,264,101.70, 18,396,152.55 and 11,340,312.90

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Solution

The fourth proportional to 12,264,101.70, 18,396,152.55 and 11,340,312.90 is: 17,010,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,264,101.70 : 18,396,152.55 = 11,340,312.90 : x
  2. Step 2: Convert to fraction form
    12,264,101.70/18,396,152.55 = 11,340,312.90/x
  3. Step 3: Cross multiply
    12,264,101.70x = 18,396,152.55 × 11,340,312.90
  4. Step 4: Simplify right side
    12,264,101.70x = 208,618,126,073,132.91
  5. Step 5: Solve for x
    x = 208,618,126,073,132.91/12,264,101.70
  6. Step 6: Final answer
    x = 17,010,469.35

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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.