Home / 18,151,883.83-25,048,870.82-9,891,770.06

Finding the Fourth Proportional to 18,151,883.83, 25,048,870.82 and 9,891,770.06

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Solution

The fourth proportional to 18,151,883.83, 25,048,870.82 and 9,891,770.06 is: 13,650,245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,151,883.83 : 25,048,870.82 = 9,891,770.06 : x
  2. Step 2: Convert to fraction form
    18,151,883.83/25,048,870.82 = 9,891,770.06/x
  3. Step 3: Cross multiply
    18,151,883.83x = 25,048,870.82 × 9,891,770.06
  4. Step 4: Simplify right side
    18,151,883.83x = 247,777,670,557,276.41
  5. Step 5: Solve for x
    x = 247,777,670,557,276.41/18,151,883.83
  6. Step 6: Final answer
    x = 13,650,245.50

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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.