Home / 18,126,466.97-25,015,184.51-9,866,130.03

Finding the Fourth Proportional to 18,126,466.97, 25,015,184.51 and 9,866,130.03

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Solution

The fourth proportional to 18,126,466.97, 25,015,184.51 and 9,866,130.03 is: 13,615,618.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,126,466.97 : 25,015,184.51 = 9,866,130.03 : x
  2. Step 2: Convert to fraction form
    18,126,466.97/25,015,184.51 = 9,866,130.03/x
  3. Step 3: Cross multiply
    18,126,466.97x = 25,015,184.51 × 9,866,130.03
  4. Step 4: Simplify right side
    18,126,466.97x = 246,803,063,050,771.16
  5. Step 5: Solve for x
    x = 246,803,063,050,771.16/18,126,466.97
  6. Step 6: Final answer
    x = 13,615,618.73

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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.