Home / 18,336,657.40-25,304,439.24-9,963,953.92

Finding the Fourth Proportional to 18,336,657.40, 25,304,439.24 and 9,963,953.92

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Solution

The fourth proportional to 18,336,657.40, 25,304,439.24 and 9,963,953.92 is: 13,750,176.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336,657.40 : 25,304,439.24 = 9,963,953.92 : x
  2. Step 2: Convert to fraction form
    18,336,657.40/25,304,439.24 = 9,963,953.92/x
  3. Step 3: Cross multiply
    18,336,657.40x = 25,304,439.24 × 9,963,953.92
  4. Step 4: Simplify right side
    18,336,657.40x = 252,132,266,558,799.81
  5. Step 5: Solve for x
    x = 252,132,266,558,799.81/18,336,657.40
  6. Step 6: Final answer
    x = 13,750,176.00

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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.