Home / 13,304,190.25-18,359,807.45-7,192,618.75

Finding the Fourth Proportional to 13,304,190.25, 18,359,807.45 and 7,192,618.75

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Solution

The fourth proportional to 13,304,190.25, 18,359,807.45 and 7,192,618.75 is: 9,925,827.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,190.25 : 18,359,807.45 = 7,192,618.75 : x
  2. Step 2: Convert to fraction form
    13,304,190.25/18,359,807.45 = 7,192,618.75/x
  3. Step 3: Cross multiply
    13,304,190.25x = 18,359,807.45 × 7,192,618.75
  4. Step 4: Simplify right side
    13,304,190.25x = 132,055,095,311,259.69
  5. Step 5: Solve for x
    x = 132,055,095,311,259.69/13,304,190.25
  6. Step 6: Final answer
    x = 9,925,827.34

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Double scale
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1.5x scale

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.