Home / 12,444,815.70-18,656,164.35-8,187,023.70

Finding the Fourth Proportional to 12,444,815.70, 18,656,164.35 and 8,187,023.70

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Solution

The fourth proportional to 12,444,815.70, 18,656,164.35 and 8,187,023.70 is: 12,273,260.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,444,815.70 : 18,656,164.35 = 8,187,023.70 : x
  2. Step 2: Convert to fraction form
    12,444,815.70/18,656,164.35 = 8,187,023.70/x
  3. Step 3: Cross multiply
    12,444,815.70x = 18,656,164.35 × 8,187,023.70
  4. Step 4: Simplify right side
    12,444,815.70x = 152,738,459,684,545.12
  5. Step 5: Solve for x
    x = 152,738,459,684,545.12/12,444,815.70
  6. Step 6: Final answer
    x = 12,273,260.08

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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.