Home / 39,207,320.55-58,810,980.83-20,031,704.55

Finding the Fourth Proportional to 39,207,320.55, 58,810,980.83 and 20,031,704.55

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Solution

The fourth proportional to 39,207,320.55, 58,810,980.83 and 20,031,704.55 is: 30,047,556.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207,320.55 : 58,810,980.83 = 20,031,704.55 : x
  2. Step 2: Convert to fraction form
    39,207,320.55/58,810,980.83 = 20,031,704.55/x
  3. Step 3: Cross multiply
    39,207,320.55x = 58,810,980.83 × 20,031,704.55
  4. Step 4: Simplify right side
    39,207,320.55x = 1,178,084,192,182,115.25
  5. Step 5: Solve for x
    x = 1,178,084,192,182,115.25/39,207,320.55
  6. Step 6: Final answer
    x = 30,047,556.83

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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.