Home / 6,520,007.90-9,780,011.85-4,110,808.70

Finding the Fourth Proportional to 6,520,007.90, 9,780,011.85 and 4,110,808.70

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Solution

The fourth proportional to 6,520,007.90, 9,780,011.85 and 4,110,808.70 is: 6,166,213.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,520,007.90 : 9,780,011.85 = 4,110,808.70 : x
  2. Step 2: Convert to fraction form
    6,520,007.90/9,780,011.85 = 4,110,808.70/x
  3. Step 3: Cross multiply
    6,520,007.90x = 9,780,011.85 × 4,110,808.70
  4. Step 4: Simplify right side
    6,520,007.90x = 40,203,757,799,083.09
  5. Step 5: Solve for x
    x = 40,203,757,799,083.09/6,520,007.90
  6. Step 6: Final answer
    x = 6,166,213.05

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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.