Home / 25,966,788-38,924,870.40-10,825,049.76

Finding the Fourth Proportional to 25,966,788, 38,924,870.40 and 10,825,049.76

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Solution

The fourth proportional to 25,966,788, 38,924,870.40 and 10,825,049.76 is: 16,227,022.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,966,788 : 38,924,870.40 = 10,825,049.76 : x
  2. Step 2: Convert to fraction form
    25,966,788/38,924,870.40 = 10,825,049.76/x
  3. Step 3: Cross multiply
    25,966,788x = 38,924,870.40 × 10,825,049.76
  4. Step 4: Simplify right side
    25,966,788x = 421,363,658,981,551.06
  5. Step 5: Solve for x
    x = 421,363,658,981,551.06/25,966,788
  6. Step 6: Final answer
    x = 16,227,022.73

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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.