Home / 38,062,846.38-52,525,320.69-20,658,817.92

Finding the Fourth Proportional to 38,062,846.38, 52,525,320.69 and 20,658,817.92

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Solution

The fourth proportional to 38,062,846.38, 52,525,320.69 and 20,658,817.92 is: 28,508,404.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,062,846.38 : 52,525,320.69 = 20,658,817.92 : x
  2. Step 2: Convert to fraction form
    38,062,846.38/52,525,320.69 = 20,658,817.92/x
  3. Step 3: Cross multiply
    38,062,846.38x = 52,525,320.69 × 20,658,817.92
  4. Step 4: Simplify right side
    38,062,846.38x = 1,085,111,036,324,318.75
  5. Step 5: Solve for x
    x = 1,085,111,036,324,318.75/38,062,846.38
  6. Step 6: Final answer
    x = 28,508,404.90

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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.