Home / 6,983,612.51-10,475,861.56-2,191,490.91

Finding the Fourth Proportional to 6,983,612.51, 10,475,861.56 and 2,191,490.91

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Solution

The fourth proportional to 6,983,612.51, 10,475,861.56 and 2,191,490.91 is: 3,287,375.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983,612.51 : 10,475,861.56 = 2,191,490.91 : x
  2. Step 2: Convert to fraction form
    6,983,612.51/10,475,861.56 = 2,191,490.91/x
  3. Step 3: Cross multiply
    6,983,612.51x = 10,475,861.56 × 2,191,490.91
  4. Step 4: Simplify right side
    6,983,612.51x = 22,957,755,377,679.69
  5. Step 5: Solve for x
    x = 22,957,755,377,679.69/6,983,612.51
  6. Step 6: Final answer
    x = 3,287,375.32

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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.