Home / 12,262,357.38-16,922,057.85-7,108,706.46

Finding the Fourth Proportional to 12,262,357.38, 16,922,057.85 and 7,108,706.46

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Solution

The fourth proportional to 12,262,357.38, 16,922,057.85 and 7,108,706.46 is: 9,810,017.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,262,357.38 : 16,922,057.85 = 7,108,706.46 : x
  2. Step 2: Convert to fraction form
    12,262,357.38/16,922,057.85 = 7,108,706.46/x
  3. Step 3: Cross multiply
    12,262,357.38x = 16,922,057.85 × 7,108,706.46
  4. Step 4: Simplify right side
    12,262,357.38x = 120,293,941,954,788.72
  5. Step 5: Solve for x
    x = 120,293,941,954,788.72/12,262,357.38
  6. Step 6: Final answer
    x = 9,810,017.62

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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.