Home / 38,220,232.55-52,749,911.29-22,540,980.41

Finding the Fourth Proportional to 38,220,232.55, 52,749,911.29 and 22,540,980.41

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Solution

The fourth proportional to 38,220,232.55, 52,749,911.29 and 22,540,980.41 is: 31,110,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,220,232.55 : 52,749,911.29 = 22,540,980.41 : x
  2. Step 2: Convert to fraction form
    38,220,232.55/52,749,911.29 = 22,540,980.41/x
  3. Step 3: Cross multiply
    38,220,232.55x = 52,749,911.29 × 22,540,980.41
  4. Step 4: Simplify right side
    38,220,232.55x = 1,189,034,716,753,378.25
  5. Step 5: Solve for x
    x = 1,189,034,716,753,378.25/38,220,232.55
  6. Step 6: Final answer
    x = 31,110,085.87

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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.