Home / 20,050,125.61-30,070,372.88-9,257,056.44

Finding the Fourth Proportional to 20,050,125.61, 30,070,372.88 and 9,257,056.44

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Solution

The fourth proportional to 20,050,125.61, 30,070,372.88 and 9,257,056.44 is: 13,883,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,125.61 : 30,070,372.88 = 9,257,056.44 : x
  2. Step 2: Convert to fraction form
    20,050,125.61/30,070,372.88 = 9,257,056.44/x
  3. Step 3: Cross multiply
    20,050,125.61x = 30,070,372.88 × 9,257,056.44
  4. Step 4: Simplify right side
    20,050,125.61x = 278,363,138,922,005.31
  5. Step 5: Solve for x
    x = 278,363,138,922,005.31/20,050,125.61
  6. Step 6: Final answer
    x = 13,883,361.35

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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.