Home / 89,886,989.64-124,008,750.15-52,203,738.52

Finding the Fourth Proportional to 89,886,989.64, 124,008,750.15 and 52,203,738.52

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Solution

The fourth proportional to 89,886,989.64, 124,008,750.15 and 52,203,738.52 is: 72,020,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,886,989.64 : 124,008,750.15 = 52,203,738.52 : x
  2. Step 2: Convert to fraction form
    89,886,989.64/124,008,750.15 = 52,203,738.52/x
  3. Step 3: Cross multiply
    89,886,989.64x = 124,008,750.15 × 52,203,738.52
  4. Step 4: Simplify right side
    89,886,989.64x = 6,473,720,367,022,611
  5. Step 5: Solve for x
    x = 6,473,720,367,022,611/89,886,989.64
  6. Step 6: Final answer
    x = 72,020,660.53

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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.