Home / 5,436,444.20-8,160,962.70-2,917,020.20

Finding the Fourth Proportional to 5,436,444.20, 8,160,962.70 and 2,917,020.20

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Solution

The fourth proportional to 5,436,444.20, 8,160,962.70 and 2,917,020.20 is: 4,378,908.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,436,444.20 : 8,160,962.70 = 2,917,020.20 : x
  2. Step 2: Convert to fraction form
    5,436,444.20/8,160,962.70 = 2,917,020.20/x
  3. Step 3: Cross multiply
    5,436,444.20x = 8,160,962.70 × 2,917,020.20
  4. Step 4: Simplify right side
    5,436,444.20x = 23,805,693,047,346.54
  5. Step 5: Solve for x
    x = 23,805,693,047,346.54/5,436,444.20
  6. Step 6: Final answer
    x = 4,378,908.74

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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.