Home / 10,385,728.26-14,332,348.56-5,676,218.46

Finding the Fourth Proportional to 10,385,728.26, 14,332,348.56 and 5,676,218.46

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Solution

The fourth proportional to 10,385,728.26, 14,332,348.56 and 5,676,218.46 is: 7,833,205.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,385,728.26 : 14,332,348.56 = 5,676,218.46 : x
  2. Step 2: Convert to fraction form
    10,385,728.26/14,332,348.56 = 5,676,218.46/x
  3. Step 3: Cross multiply
    10,385,728.26x = 14,332,348.56 × 5,676,218.46
  4. Step 4: Simplify right side
    10,385,728.26x = 81,353,541,471,426.42
  5. Step 5: Solve for x
    x = 81,353,541,471,426.42/10,385,728.26
  6. Step 6: Final answer
    x = 7,833,205.28

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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.