Home / 5,428,110.40-8,142,165.60-2,593,758.40

Finding the Fourth Proportional to 5,428,110.40, 8,142,165.60 and 2,593,758.40

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Solution

The fourth proportional to 5,428,110.40, 8,142,165.60 and 2,593,758.40 is: 3,890,637.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,428,110.40 : 8,142,165.60 = 2,593,758.40 : x
  2. Step 2: Convert to fraction form
    5,428,110.40/8,142,165.60 = 2,593,758.40/x
  3. Step 3: Cross multiply
    5,428,110.40x = 8,142,165.60 × 2,593,758.40
  4. Step 4: Simplify right side
    5,428,110.40x = 21,118,810,419,191.04
  5. Step 5: Solve for x
    x = 21,118,810,419,191.04/5,428,110.40
  6. Step 6: Final answer
    x = 3,890,637.60

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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.