Home / 6,288,478.20-9,428,051.70-2,026,193.40

Finding the Fourth Proportional to 6,288,478.20, 9,428,051.70 and 2,026,193.40

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Solution

The fourth proportional to 6,288,478.20, 9,428,051.70 and 2,026,193.40 is: 3,037,786.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,288,478.20 : 9,428,051.70 = 2,026,193.40 : x
  2. Step 2: Convert to fraction form
    6,288,478.20/9,428,051.70 = 2,026,193.40/x
  3. Step 3: Cross multiply
    6,288,478.20x = 9,428,051.70 × 2,026,193.40
  4. Step 4: Simplify right side
    6,288,478.20x = 19,103,056,129,398.78
  5. Step 5: Solve for x
    x = 19,103,056,129,398.78/6,288,478.20
  6. Step 6: Final answer
    x = 3,037,786.81

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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.