Home / 6,561,976.80-9,842,965.20-4,158,026.40

Finding the Fourth Proportional to 6,561,976.80, 9,842,965.20 and 4,158,026.40

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Solution

The fourth proportional to 6,561,976.80, 9,842,965.20 and 4,158,026.40 is: 6,237,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561,976.80 : 9,842,965.20 = 4,158,026.40 : x
  2. Step 2: Convert to fraction form
    6,561,976.80/9,842,965.20 = 4,158,026.40/x
  3. Step 3: Cross multiply
    6,561,976.80x = 9,842,965.20 × 4,158,026.40
  4. Step 4: Simplify right side
    6,561,976.80x = 40,927,309,155,881.27
  5. Step 5: Solve for x
    x = 40,927,309,155,881.27/6,561,976.80
  6. Step 6: Final answer
    x = 6,237,039.60

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Similar ratio
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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.