Home / 9,738,470.27-13,439,484.60-5,387,481.61

Finding the Fourth Proportional to 9,738,470.27, 13,439,484.60 and 5,387,481.61

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Solution

The fourth proportional to 9,738,470.27, 13,439,484.60 and 5,387,481.61 is: 7,434,943.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738,470.27 : 13,439,484.60 = 5,387,481.61 : x
  2. Step 2: Convert to fraction form
    9,738,470.27/13,439,484.60 = 5,387,481.61/x
  3. Step 3: Cross multiply
    9,738,470.27x = 13,439,484.60 × 5,387,481.61
  4. Step 4: Simplify right side
    9,738,470.27x = 72,404,976,130,378.20
  5. Step 5: Solve for x
    x = 72,404,976,130,378.20/9,738,470.27
  6. Step 6: Final answer
    x = 7,434,943.49

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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.