Home / 12,062,240.72-16,646,020.80-6,555,615.56

Finding the Fourth Proportional to 12,062,240.72, 16,646,020.80 and 6,555,615.56

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Solution

The fourth proportional to 12,062,240.72, 16,646,020.80 and 6,555,615.56 is: 9,046,819.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,062,240.72 : 16,646,020.80 = 6,555,615.56 : x
  2. Step 2: Convert to fraction form
    12,062,240.72/16,646,020.80 = 6,555,615.56/x
  3. Step 3: Cross multiply
    12,062,240.72x = 16,646,020.80 × 6,555,615.56
  4. Step 4: Simplify right side
    12,062,240.72x = 109,124,912,968,563.64
  5. Step 5: Solve for x
    x = 109,124,912,968,563.64/12,062,240.72
  6. Step 6: Final answer
    x = 9,046,819.37

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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.