Home / 25,822,480.80-38,739,250.80-7,873,399.20

Finding the Fourth Proportional to 25,822,480.80, 38,739,250.80 and 7,873,399.20

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Solution

The fourth proportional to 25,822,480.80, 38,739,250.80 and 7,873,399.20 is: 11,811,784.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,822,480.80 : 38,739,250.80 = 7,873,399.20 : x
  2. Step 2: Convert to fraction form
    25,822,480.80/38,739,250.80 = 7,873,399.20/x
  3. Step 3: Cross multiply
    25,822,480.80x = 38,739,250.80 × 7,873,399.20
  4. Step 4: Simplify right side
    25,822,480.80x = 305,009,586,257,319.38
  5. Step 5: Solve for x
    x = 305,009,586,257,319.38/25,822,480.80
  6. Step 6: Final answer
    x = 11,811,784.80

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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.