Home / 20,299,515.87-28,010,750.68-11,598,252.06

Finding the Fourth Proportional to 20,299,515.87, 28,010,750.68 and 11,598,252.06

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Solution

The fourth proportional to 20,299,515.87, 28,010,750.68 and 11,598,252.06 is: 16,004,113.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,299,515.87 : 28,010,750.68 = 11,598,252.06 : x
  2. Step 2: Convert to fraction form
    20,299,515.87/28,010,750.68 = 11,598,252.06/x
  3. Step 3: Cross multiply
    20,299,515.87x = 28,010,750.68 × 11,598,252.06
  4. Step 4: Simplify right side
    20,299,515.87x = 324,875,746,776,456.44
  5. Step 5: Solve for x
    x = 324,875,746,776,456.44/20,299,515.87
  6. Step 6: Final answer
    x = 16,004,113.05

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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.