Home / 10,467,974.16-15,701,941.80-3,280,058.64

Finding the Fourth Proportional to 10,467,974.16, 15,701,941.80 and 3,280,058.64

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Solution

The fourth proportional to 10,467,974.16, 15,701,941.80 and 3,280,058.64 is: 4,920,081.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,467,974.16 : 15,701,941.80 = 3,280,058.64 : x
  2. Step 2: Convert to fraction form
    10,467,974.16/15,701,941.80 = 3,280,058.64/x
  3. Step 3: Cross multiply
    10,467,974.16x = 15,701,941.80 × 3,280,058.64
  4. Step 4: Simplify right side
    10,467,974.16x = 51,503,289,865,867.16
  5. Step 5: Solve for x
    x = 51,503,289,865,867.16/10,467,974.16
  6. Step 6: Final answer
    x = 4,920,081.87

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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.