Home / 6,520,014.90-9,780,022.35-4,110,815.70

Finding the Fourth Proportional to 6,520,014.90, 9,780,022.35 and 4,110,815.70

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Solution

The fourth proportional to 6,520,014.90, 9,780,022.35 and 4,110,815.70 is: 6,166,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,014.90 : 9,780,022.35 = 4,110,815.70 : x
  2. Step 2: Convert to fraction form
    6,520,014.90/9,780,022.35 = 4,110,815.70/x
  3. Step 3: Cross multiply
    6,520,014.90x = 9,780,022.35 × 4,110,815.70
  4. Step 4: Simplify right side
    6,520,014.90x = 40,203,869,422,730.90
  5. Step 5: Solve for x
    x = 40,203,869,422,730.90/6,520,014.90
  6. Step 6: Final answer
    x = 6,166,223.55

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Similar ratio
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1.5x scale

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.