Home / 12,648,432.69-17,454,833.37-6,847,210.08

Finding the Fourth Proportional to 12,648,432.69, 17,454,833.37 and 6,847,210.08

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Solution

The fourth proportional to 12,648,432.69, 17,454,833.37 and 6,847,210.08 is: 9,449,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,648,432.69 : 17,454,833.37 = 6,847,210.08 : x
  2. Step 2: Convert to fraction form
    12,648,432.69/17,454,833.37 = 6,847,210.08/x
  3. Step 3: Cross multiply
    12,648,432.69x = 17,454,833.37 × 6,847,210.08
  4. Step 4: Simplify right side
    12,648,432.69x = 119,516,910,995,784.38
  5. Step 5: Solve for x
    x = 119,516,910,995,784.38/12,648,432.69
  6. Step 6: Final answer
    x = 9,449,147.88

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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.