Home / 5,379,335.04-8,070,264.20-2,141,068.72

Finding the Fourth Proportional to 5,379,335.04, 8,070,264.20 and 2,141,068.72

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Solution

The fourth proportional to 5,379,335.04, 8,070,264.20 and 2,141,068.72 is: 3,212,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,335.04 : 8,070,264.20 = 2,141,068.72 : x
  2. Step 2: Convert to fraction form
    5,379,335.04/8,070,264.20 = 2,141,068.72/x
  3. Step 3: Cross multiply
    5,379,335.04x = 8,070,264.20 × 2,141,068.72
  4. Step 4: Simplify right side
    5,379,335.04x = 17,278,990,240,755.83
  5. Step 5: Solve for x
    x = 17,278,990,240,755.83/5,379,335.04
  6. Step 6: Final answer
    x = 3,212,105.23

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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.