Home / 18,206,345.20-25,125,250.32-10,868,439.00

Finding the Fourth Proportional to 18,206,345.20, 25,125,250.32 and 10,868,439.00

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Solution

The fourth proportional to 18,206,345.20, 25,125,250.32 and 10,868,439.00 is: 14,998,740.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,206,345.20 : 25,125,250.32 = 10,868,439.00 : x
  2. Step 2: Convert to fraction form
    18,206,345.20/25,125,250.32 = 10,868,439.00/x
  3. Step 3: Cross multiply
    18,206,345.20x = 25,125,250.32 × 10,868,439.00
  4. Step 4: Simplify right side
    18,206,345.20x = 273,072,250,338,186.31
  5. Step 5: Solve for x
    x = 273,072,250,338,186.31/18,206,345.20
  6. Step 6: Final answer
    x = 14,998,740.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.