Home / 14,414,043.81-19,891,378.55-7,887,674.04

Finding the Fourth Proportional to 14,414,043.81, 19,891,378.55 and 7,887,674.04

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Solution

The fourth proportional to 14,414,043.81, 19,891,378.55 and 7,887,674.04 is: 10,884,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414,043.81 : 19,891,378.55 = 7,887,674.04 : x
  2. Step 2: Convert to fraction form
    14,414,043.81/19,891,378.55 = 7,887,674.04/x
  3. Step 3: Cross multiply
    14,414,043.81x = 19,891,378.55 × 7,887,674.04
  4. Step 4: Simplify right side
    14,414,043.81x = 156,896,710,169,209.50
  5. Step 5: Solve for x
    x = 156,896,710,169,209.50/14,414,043.81
  6. Step 6: Final answer
    x = 10,884,989.13

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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.