Home / 18,208,591.89-25,127,559.58-9,948,476.40

Finding the Fourth Proportional to 18,208,591.89, 25,127,559.58 and 9,948,476.40

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Solution

The fourth proportional to 18,208,591.89, 25,127,559.58 and 9,948,476.40 is: 13,728,735.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208,591.89 : 25,127,559.58 = 9,948,476.40 : x
  2. Step 2: Convert to fraction form
    18,208,591.89/25,127,559.58 = 9,948,476.40/x
  3. Step 3: Cross multiply
    18,208,591.89x = 25,127,559.58 × 9,948,476.40
  4. Step 4: Simplify right side
    18,208,591.89x = 249,980,933,471,223.91
  5. Step 5: Solve for x
    x = 249,980,933,471,223.91/18,208,591.89
  6. Step 6: Final answer
    x = 13,728,735.04

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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.