Home / 12,224,653.20-18,336,979.80-9,175,510.46

Finding the Fourth Proportional to 12,224,653.20, 18,336,979.80 and 9,175,510.46

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Solution

The fourth proportional to 12,224,653.20, 18,336,979.80 and 9,175,510.46 is: 13,763,265.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,653.20 : 18,336,979.80 = 9,175,510.46 : x
  2. Step 2: Convert to fraction form
    12,224,653.20/18,336,979.80 = 9,175,510.46/x
  3. Step 3: Cross multiply
    12,224,653.20x = 18,336,979.80 × 9,175,510.46
  4. Step 4: Simplify right side
    12,224,653.20x = 168,251,150,005,551.16
  5. Step 5: Solve for x
    x = 168,251,150,005,551.16/12,224,653.20
  6. Step 6: Final answer
    x = 13,763,265.69

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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.