Home / 15,037,024.11-20,751,108.62-8,161,507.59

Finding the Fourth Proportional to 15,037,024.11, 20,751,108.62 and 8,161,507.59

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Solution

The fourth proportional to 15,037,024.11, 20,751,108.62 and 8,161,507.59 is: 11,262,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,037,024.11 : 20,751,108.62 = 8,161,507.59 : x
  2. Step 2: Convert to fraction form
    15,037,024.11/20,751,108.62 = 8,161,507.59/x
  3. Step 3: Cross multiply
    15,037,024.11x = 20,751,108.62 × 8,161,507.59
  4. Step 4: Simplify right side
    15,037,024.11x = 169,360,330,503,044.44
  5. Step 5: Solve for x
    x = 169,360,330,503,044.44/15,037,024.11
  6. Step 6: Final answer
    x = 11,262,888.80

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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.