Home / 18,126,440.97-25,015,148.47-9,866,103.93

Finding the Fourth Proportional to 18,126,440.97, 25,015,148.47 and 9,866,103.93

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Solution

The fourth proportional to 18,126,440.97, 25,015,148.47 and 9,866,103.93 is: 13,615,582.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126,440.97 : 25,015,148.47 = 9,866,103.93 : x
  2. Step 2: Convert to fraction form
    18,126,440.97/25,015,148.47 = 9,866,103.93/x
  3. Step 3: Cross multiply
    18,126,440.97x = 25,015,148.47 × 9,866,103.93
  4. Step 4: Simplify right side
    18,126,440.97x = 246,802,054,543,642.03
  5. Step 5: Solve for x
    x = 246,802,054,543,642.03/18,126,440.97
  6. Step 6: Final answer
    x = 13,615,582.61

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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.