Home / 16,132,193.46-22,262,163.66-8,790,113.70

Finding the Fourth Proportional to 16,132,193.46, 22,262,163.66 and 8,790,113.70

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Solution

The fourth proportional to 16,132,193.46, 22,262,163.66 and 8,790,113.70 is: 12,130,213.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,132,193.46 : 22,262,163.66 = 8,790,113.70 : x
  2. Step 2: Convert to fraction form
    16,132,193.46/22,262,163.66 = 8,790,113.70/x
  3. Step 3: Cross multiply
    16,132,193.46x = 22,262,163.66 × 8,790,113.70
  4. Step 4: Simplify right side
    16,132,193.46x = 195,686,949,779,408.12
  5. Step 5: Solve for x
    x = 195,686,949,779,408.12/16,132,193.46
  6. Step 6: Final answer
    x = 12,130,213.43

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Double scale
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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.