Home / 18,479,853.24-25,502,367.12-10,219,488.60

Finding the Fourth Proportional to 18,479,853.24, 25,502,367.12 and 10,219,488.60

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Solution

The fourth proportional to 18,479,853.24, 25,502,367.12 and 10,219,488.60 is: 14,102,988.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479,853.24 : 25,502,367.12 = 10,219,488.60 : x
  2. Step 2: Convert to fraction form
    18,479,853.24/25,502,367.12 = 10,219,488.60/x
  3. Step 3: Cross multiply
    18,479,853.24x = 25,502,367.12 × 10,219,488.60
  4. Step 4: Simplify right side
    18,479,853.24x = 260,621,150,055,854.84
  5. Step 5: Solve for x
    x = 260,621,150,055,854.84/18,479,853.24
  6. Step 6: Final answer
    x = 14,102,988.08

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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.