Home / 38,220,243.30-52,749,926.15-22,540,991.18

Finding the Fourth Proportional to 38,220,243.30, 52,749,926.15 and 22,540,991.18

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Solution

The fourth proportional to 38,220,243.30, 52,749,926.15 and 22,540,991.18 is: 31,110,100.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220,243.30 : 52,749,926.15 = 22,540,991.18 : x
  2. Step 2: Convert to fraction form
    38,220,243.30/52,749,926.15 = 22,540,991.18/x
  3. Step 3: Cross multiply
    38,220,243.30x = 52,749,926.15 × 22,540,991.18
  4. Step 4: Simplify right side
    38,220,243.30x = 1,189,035,619,716,347
  5. Step 5: Solve for x
    x = 1,189,035,619,716,347/38,220,243.30
  6. Step 6: Final answer
    x = 31,110,100.75

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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.