Home / 20,182,617.87-30,276,922.49-6,531,188.43

Finding the Fourth Proportional to 20,182,617.87, 30,276,922.49 and 6,531,188.43

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Solution

The fourth proportional to 20,182,617.87, 30,276,922.49 and 6,531,188.43 is: 9,797,752.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182,617.87 : 30,276,922.49 = 6,531,188.43 : x
  2. Step 2: Convert to fraction form
    20,182,617.87/30,276,922.49 = 6,531,188.43/x
  3. Step 3: Cross multiply
    20,182,617.87x = 30,276,922.49 × 6,531,188.43
  4. Step 4: Simplify right side
    20,182,617.87x = 197,744,285,830,038.84
  5. Step 5: Solve for x
    x = 197,744,285,830,038.84/20,182,617.87
  6. Step 6: Final answer
    x = 9,797,752.06

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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.