Home / 18,701,306.68-25,806,718.88-10,441,891.90

Finding the Fourth Proportional to 18,701,306.68, 25,806,718.88 and 10,441,891.90

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Solution

The fourth proportional to 18,701,306.68, 25,806,718.88 and 10,441,891.90 is: 14,409,205.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,701,306.68 : 25,806,718.88 = 10,441,891.90 : x
  2. Step 2: Convert to fraction form
    18,701,306.68/25,806,718.88 = 10,441,891.90/x
  3. Step 3: Cross multiply
    18,701,306.68x = 25,806,718.88 × 10,441,891.90
  4. Step 4: Simplify right side
    18,701,306.68x = 269,470,968,838,649.06
  5. Step 5: Solve for x
    x = 269,470,968,838,649.06/18,701,306.68
  6. Step 6: Final answer
    x = 14,409,205.38

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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.