Home / 15,896,479.84-21,935,891.58-9,020,961.90

Finding the Fourth Proportional to 15,896,479.84, 21,935,891.58 and 9,020,961.90

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Solution

The fourth proportional to 15,896,479.84, 21,935,891.58 and 9,020,961.90 is: 12,448,217.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896,479.84 : 21,935,891.58 = 9,020,961.90 : x
  2. Step 2: Convert to fraction form
    15,896,479.84/21,935,891.58 = 9,020,961.90/x
  3. Step 3: Cross multiply
    15,896,479.84x = 21,935,891.58 × 9,020,961.90
  4. Step 4: Simplify right side
    15,896,479.84x = 197,882,842,151,882.22
  5. Step 5: Solve for x
    x = 197,882,842,151,882.22/15,896,479.84
  6. Step 6: Final answer
    x = 12,448,217.73

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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.