Home / 17,975,061.20-26,962,591.80-11,928,443.60

Finding the Fourth Proportional to 17,975,061.20, 26,962,591.80 and 11,928,443.60

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Solution

The fourth proportional to 17,975,061.20, 26,962,591.80 and 11,928,443.60 is: 17,892,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,975,061.20 : 26,962,591.80 = 11,928,443.60 : x
  2. Step 2: Convert to fraction form
    17,975,061.20/26,962,591.80 = 11,928,443.60/x
  3. Step 3: Cross multiply
    17,975,061.20x = 26,962,591.80 × 11,928,443.60
  4. Step 4: Simplify right side
    17,975,061.20x = 321,621,755,596,122.50
  5. Step 5: Solve for x
    x = 321,621,755,596,122.50/17,975,061.20
  6. Step 6: Final answer
    x = 17,892,665.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.