Home / 31,733,336-47,599,999.80-20,948,109.80

Finding the Fourth Proportional to 31,733,336, 47,599,999.80 and 20,948,109.80

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Solution

The fourth proportional to 31,733,336, 47,599,999.80 and 20,948,109.80 is: 31,422,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,733,336 : 47,599,999.80 = 20,948,109.80 : x
  2. Step 2: Convert to fraction form
    31,733,336/47,599,999.80 = 20,948,109.80/x
  3. Step 3: Cross multiply
    31,733,336x = 47,599,999.80 × 20,948,109.80
  4. Step 4: Simplify right side
    31,733,336x = 997,130,022,290,378
  5. Step 5: Solve for x
    x = 997,130,022,290,378/31,733,336
  6. Step 6: Final answer
    x = 31,422,161.93

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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.