Home / 10,946,987.10-16,420,480.65-6,915,908.70

Finding the Fourth Proportional to 10,946,987.10, 16,420,480.65 and 6,915,908.70

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Solution

The fourth proportional to 10,946,987.10, 16,420,480.65 and 6,915,908.70 is: 10,373,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,946,987.10 : 16,420,480.65 = 6,915,908.70 : x
  2. Step 2: Convert to fraction form
    10,946,987.10/16,420,480.65 = 6,915,908.70/x
  3. Step 3: Cross multiply
    10,946,987.10x = 16,420,480.65 × 6,915,908.70
  4. Step 4: Simplify right side
    10,946,987.10x = 113,562,544,985,516.66
  5. Step 5: Solve for x
    x = 113,562,544,985,516.66/10,946,987.10
  6. Step 6: Final answer
    x = 10,373,863.05

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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.