Home / 16,856,908.80-23,262,595.52-9,121,950.42

Finding the Fourth Proportional to 16,856,908.80, 23,262,595.52 and 9,121,950.42

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Solution

The fourth proportional to 16,856,908.80, 23,262,595.52 and 9,121,950.42 is: 12,588,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,856,908.80 : 23,262,595.52 = 9,121,950.42 : x
  2. Step 2: Convert to fraction form
    16,856,908.80/23,262,595.52 = 9,121,950.42/x
  3. Step 3: Cross multiply
    16,856,908.80x = 23,262,595.52 × 9,121,950.42
  4. Step 4: Simplify right side
    16,856,908.80x = 212,200,242,928,344.38
  5. Step 5: Solve for x
    x = 212,200,242,928,344.38/16,856,908.80
  6. Step 6: Final answer
    x = 12,588,324.79

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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.