Home / 18,340,603.74-25,310,088.38-10,081,512.45

Finding the Fourth Proportional to 18,340,603.74, 25,310,088.38 and 10,081,512.45

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Solution

The fourth proportional to 18,340,603.74, 25,310,088.38 and 10,081,512.45 is: 13,912,517.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,340,603.74 : 25,310,088.38 = 10,081,512.45 : x
  2. Step 2: Convert to fraction form
    18,340,603.74/25,310,088.38 = 10,081,512.45/x
  3. Step 3: Cross multiply
    18,340,603.74x = 25,310,088.38 × 10,081,512.45
  4. Step 4: Simplify right side
    18,340,603.74x = 255,163,971,063,162.75
  5. Step 5: Solve for x
    x = 255,163,971,063,162.75/18,340,603.74
  6. Step 6: Final answer
    x = 13,912,517.53

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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.