Home / 19,869,254.80-29,803,882.20-13,482,566.80

Finding the Fourth Proportional to 19,869,254.80, 29,803,882.20 and 13,482,566.80

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Solution

The fourth proportional to 19,869,254.80, 29,803,882.20 and 13,482,566.80 is: 20,223,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869,254.80 : 29,803,882.20 = 13,482,566.80 : x
  2. Step 2: Convert to fraction form
    19,869,254.80/29,803,882.20 = 13,482,566.80/x
  3. Step 3: Cross multiply
    19,869,254.80x = 29,803,882.20 × 13,482,566.80
  4. Step 4: Simplify right side
    19,869,254.80x = 401,832,832,660,831
  5. Step 5: Solve for x
    x = 401,832,832,660,831/19,869,254.80
  6. Step 6: Final answer
    x = 20,223,850.20

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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.