Home / 10,719,408.78-16,070,069.62-4,649,570.71

Finding the Fourth Proportional to 10,719,408.78, 16,070,069.62 and 4,649,570.71

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Solution

The fourth proportional to 10,719,408.78, 16,070,069.62 and 4,649,570.71 is: 6,970,433.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,408.78 : 16,070,069.62 = 4,649,570.71 : x
  2. Step 2: Convert to fraction form
    10,719,408.78/16,070,069.62 = 4,649,570.71/x
  3. Step 3: Cross multiply
    10,719,408.78x = 16,070,069.62 × 4,649,570.71
  4. Step 4: Simplify right side
    10,719,408.78x = 74,718,924,978,449.61
  5. Step 5: Solve for x
    x = 74,718,924,978,449.61/10,719,408.78
  6. Step 6: Final answer
    x = 6,970,433.40

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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.