Home / 22,433,415.28-30,958,135-12,120,146.58

Finding the Fourth Proportional to 22,433,415.28, 30,958,135 and 12,120,146.58

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Solution

The fourth proportional to 22,433,415.28, 30,958,135 and 12,120,146.58 is: 16,725,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,433,415.28 : 30,958,135 = 12,120,146.58 : x
  2. Step 2: Convert to fraction form
    22,433,415.28/30,958,135 = 12,120,146.58/x
  3. Step 3: Cross multiply
    22,433,415.28x = 30,958,135 × 12,120,146.58
  4. Step 4: Simplify right side
    22,433,415.28x = 375,217,134,043,428.31
  5. Step 5: Solve for x
    x = 375,217,134,043,428.31/22,433,415.28
  6. Step 6: Final answer
    x = 16,725,814.12

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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.