Home / 6,678,305.28-10,015,488-2,840,120.28

Finding the Fourth Proportional to 6,678,305.28, 10,015,488 and 2,840,120.28

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Solution

The fourth proportional to 6,678,305.28, 10,015,488 and 2,840,120.28 is: 4,259,342.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,678,305.28 : 10,015,488 = 2,840,120.28 : x
  2. Step 2: Convert to fraction form
    6,678,305.28/10,015,488 = 2,840,120.28/x
  3. Step 3: Cross multiply
    6,678,305.28x = 10,015,488 × 2,840,120.28
  4. Step 4: Simplify right side
    6,678,305.28x = 28,445,190,582,896.64
  5. Step 5: Solve for x
    x = 28,445,190,582,896.64/6,678,305.28
  6. Step 6: Final answer
    x = 4,259,342.66

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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.