Home / 9,384,784.20-14,077,176.30-3,992,079.60

Finding the Fourth Proportional to 9,384,784.20, 14,077,176.30 and 3,992,079.60

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Solution

The fourth proportional to 9,384,784.20, 14,077,176.30 and 3,992,079.60 is: 5,988,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384,784.20 : 14,077,176.30 = 3,992,079.60 : x
  2. Step 2: Convert to fraction form
    9,384,784.20/14,077,176.30 = 3,992,079.60/x
  3. Step 3: Cross multiply
    9,384,784.20x = 14,077,176.30 × 3,992,079.60
  4. Step 4: Simplify right side
    9,384,784.20x = 56,197,208,332,833.48
  5. Step 5: Solve for x
    x = 56,197,208,332,833.48/9,384,784.20
  6. Step 6: Final answer
    x = 5,988,119.40

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Similar ratio
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1.5x scale

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.