Home / 8,436,727.57-12,659,698.38-3,578,278.35

Finding the Fourth Proportional to 8,436,727.57, 12,659,698.38 and 3,578,278.35

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Solution

The fourth proportional to 8,436,727.57, 12,659,698.38 and 3,578,278.35 is: 5,369,371.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436,727.57 : 12,659,698.38 = 3,578,278.35 : x
  2. Step 2: Convert to fraction form
    8,436,727.57/12,659,698.38 = 3,578,278.35/x
  3. Step 3: Cross multiply
    8,436,727.57x = 12,659,698.38 × 3,578,278.35
  4. Step 4: Simplify right side
    8,436,727.57x = 45,299,924,630,684.08
  5. Step 5: Solve for x
    x = 45,299,924,630,684.08/8,436,727.57
  6. Step 6: Final answer
    x = 5,369,371.51

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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.