Home / 8,115,109.32-11,196,311.22-4,676,880.36

Finding the Fourth Proportional to 8,115,109.32, 11,196,311.22 and 4,676,880.36

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Solution

The fourth proportional to 8,115,109.32, 11,196,311.22 and 4,676,880.36 is: 6,452,631.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,115,109.32 : 11,196,311.22 = 4,676,880.36 : x
  2. Step 2: Convert to fraction form
    8,115,109.32/11,196,311.22 = 4,676,880.36/x
  3. Step 3: Cross multiply
    8,115,109.32x = 11,196,311.22 × 4,676,880.36
  4. Step 4: Simplify right side
    8,115,109.32x = 52,363,808,049,265.65
  5. Step 5: Solve for x
    x = 52,363,808,049,265.65/8,115,109.32
  6. Step 6: Final answer
    x = 6,452,631.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.