Home / 25,990,340.23-35,855,410.83-15,671,330.65

Finding the Fourth Proportional to 25,990,340.23, 35,855,410.83 and 15,671,330.65

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Solution

The fourth proportional to 25,990,340.23, 35,855,410.83 and 15,671,330.65 is: 21,619,647.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,990,340.23 : 35,855,410.83 = 15,671,330.65 : x
  2. Step 2: Convert to fraction form
    25,990,340.23/35,855,410.83 = 15,671,330.65/x
  3. Step 3: Cross multiply
    25,990,340.23x = 35,855,410.83 × 15,671,330.65
  4. Step 4: Simplify right side
    25,990,340.23x = 561,901,998,694,572.69
  5. Step 5: Solve for x
    x = 561,901,998,694,572.69/25,990,340.23
  6. Step 6: Final answer
    x = 21,619,647.67

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Double scale
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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.