Home / 31,733,337-47,600,001.30-20,948,110.80

Finding the Fourth Proportional to 31,733,337, 47,600,001.30 and 20,948,110.80

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Solution

The fourth proportional to 31,733,337, 47,600,001.30 and 20,948,110.80 is: 31,422,163.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,733,337 : 47,600,001.30 = 20,948,110.80 : x
  2. Step 2: Convert to fraction form
    31,733,337/47,600,001.30 = 20,948,110.80/x
  3. Step 3: Cross multiply
    31,733,337x = 47,600,001.30 × 20,948,110.80
  4. Step 4: Simplify right side
    31,733,337x = 997,130,101,312,544
  5. Step 5: Solve for x
    x = 997,130,101,312,544/31,733,337
  6. Step 6: Final answer
    x = 31,422,163.43

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