Home / 20,306,891.58-30,462,473.07-5,929,999.62

Finding the Fourth Proportional to 20,306,891.58, 30,462,473.07 and 5,929,999.62

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Solution

The fourth proportional to 20,306,891.58, 30,462,473.07 and 5,929,999.62 is: 8,895,623.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,306,891.58 : 30,462,473.07 = 5,929,999.62 : x
  2. Step 2: Convert to fraction form
    20,306,891.58/30,462,473.07 = 5,929,999.62/x
  3. Step 3: Cross multiply
    20,306,891.58x = 30,462,473.07 × 5,929,999.62
  4. Step 4: Simplify right side
    20,306,891.58x = 180,642,453,729,360.25
  5. Step 5: Solve for x
    x = 180,642,453,729,360.25/20,306,891.58
  6. Step 6: Final answer
    x = 8,895,623.10

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1.5x scale

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.