Home / 36,780,001.70-55,170,002.55-31,040,438.90

Finding the Fourth Proportional to 36,780,001.70, 55,170,002.55 and 31,040,438.90

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Solution

The fourth proportional to 36,780,001.70, 55,170,002.55 and 31,040,438.90 is: 46,560,658.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,780,001.70 : 55,170,002.55 = 31,040,438.90 : x
  2. Step 2: Convert to fraction form
    36,780,001.70/55,170,002.55 = 31,040,438.90/x
  3. Step 3: Cross multiply
    36,780,001.70x = 55,170,002.55 × 31,040,438.90
  4. Step 4: Simplify right side
    36,780,001.70x = 1,712,501,093,266,119
  5. Step 5: Solve for x
    x = 1,712,501,093,266,119/36,780,001.70
  6. Step 6: Final answer
    x = 46,560,658.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.