Home / 9,417,961.10-14,126,941.66-8,780,231.90

Finding the Fourth Proportional to 9,417,961.10, 14,126,941.66 and 8,780,231.90

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Solution

The fourth proportional to 9,417,961.10, 14,126,941.66 and 8,780,231.90 is: 13,170,347.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417,961.10 : 14,126,941.66 = 8,780,231.90 : x
  2. Step 2: Convert to fraction form
    9,417,961.10/14,126,941.66 = 8,780,231.90/x
  3. Step 3: Cross multiply
    9,417,961.10x = 14,126,941.66 × 8,780,231.90
  4. Step 4: Simplify right side
    9,417,961.10x = 124,037,823,812,570.95
  5. Step 5: Solve for x
    x = 124,037,823,812,570.95/9,417,961.10
  6. Step 6: Final answer
    x = 13,170,347.86

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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.