Home / 18,304,828.80-27,468,129.60-6,946,425.60

Finding the Fourth Proportional to 18,304,828.80, 27,468,129.60 and 6,946,425.60

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Solution

The fourth proportional to 18,304,828.80, 27,468,129.60 and 6,946,425.60 is: 10,423,769.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,304,828.80 : 27,468,129.60 = 6,946,425.60 : x
  2. Step 2: Convert to fraction form
    18,304,828.80/27,468,129.60 = 6,946,425.60/x
  3. Step 3: Cross multiply
    18,304,828.80x = 27,468,129.60 × 6,946,425.60
  4. Step 4: Simplify right side
    18,304,828.80x = 190,805,318,637,557.75
  5. Step 5: Solve for x
    x = 190,805,318,637,557.75/18,304,828.80
  6. Step 6: Final answer
    x = 10,423,769.64

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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.