Home / 75,300,915.64-112,999,145.76-32,170,443.46

Finding the Fourth Proportional to 75,300,915.64, 112,999,145.76 and 32,170,443.46

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Solution

The fourth proportional to 75,300,915.64, 112,999,145.76 and 32,170,443.46 is: 48,276,074.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,300,915.64 : 112,999,145.76 = 32,170,443.46 : x
  2. Step 2: Convert to fraction form
    75,300,915.64/112,999,145.76 = 32,170,443.46/x
  3. Step 3: Cross multiply
    75,300,915.64x = 112,999,145.76 × 32,170,443.46
  4. Step 4: Simplify right side
    75,300,915.64x = 3,635,232,629,700,379
  5. Step 5: Solve for x
    x = 3,635,232,629,700,379/75,300,915.64
  6. Step 6: Final answer
    x = 48,276,074.72

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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.