Home / 10,719,410.78-16,070,072.62-4,649,572.71

Finding the Fourth Proportional to 10,719,410.78, 16,070,072.62 and 4,649,572.71

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Solution

The fourth proportional to 10,719,410.78, 16,070,072.62 and 4,649,572.71 is: 6,970,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,719,410.78 : 16,070,072.62 = 4,649,572.71 : x
  2. Step 2: Convert to fraction form
    10,719,410.78/16,070,072.62 = 4,649,572.71/x
  3. Step 3: Cross multiply
    10,719,410.78x = 16,070,072.62 × 4,649,572.71
  4. Step 4: Simplify right side
    10,719,410.78x = 74,718,971,078,422.34
  5. Step 5: Solve for x
    x = 74,718,971,078,422.34/10,719,410.78
  6. Step 6: Final answer
    x = 6,970,436.40

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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.