Home / 8,341,401.12-11,501,326.20-6,686,224.88

Finding the Fourth Proportional to 8,341,401.12, 11,501,326.20 and 6,686,224.88

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Solution

The fourth proportional to 8,341,401.12, 11,501,326.20 and 6,686,224.88 is: 9,219,129.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,341,401.12 : 11,501,326.20 = 6,686,224.88 : x
  2. Step 2: Convert to fraction form
    8,341,401.12/11,501,326.20 = 6,686,224.88/x
  3. Step 3: Cross multiply
    8,341,401.12x = 11,501,326.20 × 6,686,224.88
  4. Step 4: Simplify right side
    8,341,401.12x = 76,900,453,391,435.84
  5. Step 5: Solve for x
    x = 76,900,453,391,435.84/8,341,401.12
  6. Step 6: Final answer
    x = 9,219,129.05

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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.