Home / 19,275,025.42-28,868,409.33-9,693,127.18

Finding the Fourth Proportional to 19,275,025.42, 28,868,409.33 and 9,693,127.18

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Solution

The fourth proportional to 19,275,025.42, 28,868,409.33 and 9,693,127.18 is: 14,517,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,275,025.42 : 28,868,409.33 = 9,693,127.18 : x
  2. Step 2: Convert to fraction form
    19,275,025.42/28,868,409.33 = 9,693,127.18/x
  3. Step 3: Cross multiply
    19,275,025.42x = 28,868,409.33 × 9,693,127.18
  4. Step 4: Simplify right side
    19,275,025.42x = 279,825,163,119,988.56
  5. Step 5: Solve for x
    x = 279,825,163,119,988.56/19,275,025.42
  6. Step 6: Final answer
    x = 14,517,499.04

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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.