Home / 15,888,017.39-21,926,192.23-8,823,642.95

Finding the Fourth Proportional to 15,888,017.39, 21,926,192.23 and 8,823,642.95

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Solution

The fourth proportional to 15,888,017.39, 21,926,192.23 and 8,823,642.95 is: 12,177,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888,017.39 : 21,926,192.23 = 8,823,642.95 : x
  2. Step 2: Convert to fraction form
    15,888,017.39/21,926,192.23 = 8,823,642.95/x
  3. Step 3: Cross multiply
    15,888,017.39x = 21,926,192.23 × 8,823,642.95
  4. Step 4: Simplify right side
    15,888,017.39x = 193,468,891,456,215.62
  5. Step 5: Solve for x
    x = 193,468,891,456,215.62/15,888,017.39
  6. Step 6: Final answer
    x = 12,177,031.70

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1.5x scale

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.