Home / 12,357,706.20-18,541,808.10-5,964,667.80

Finding the Fourth Proportional to 12,357,706.20, 18,541,808.10 and 5,964,667.80

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Solution

The fourth proportional to 12,357,706.20, 18,541,808.10 and 5,964,667.80 is: 8,949,535.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,357,706.20 : 18,541,808.10 = 5,964,667.80 : x
  2. Step 2: Convert to fraction form
    12,357,706.20/18,541,808.10 = 5,964,667.80/x
  3. Step 3: Cross multiply
    12,357,706.20x = 18,541,808.10 × 5,964,667.80
  4. Step 4: Simplify right side
    12,357,706.20x = 110,595,725,727,849.19
  5. Step 5: Solve for x
    x = 110,595,725,727,849.19/12,357,706.20
  6. Step 6: Final answer
    x = 8,949,535.13

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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.