Home / 19,480,037.90-29,220,056.85-8,842,469.90

Finding the Fourth Proportional to 19,480,037.90, 29,220,056.85 and 8,842,469.90

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Solution

The fourth proportional to 19,480,037.90, 29,220,056.85 and 8,842,469.90 is: 13,263,704.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,480,037.90 : 29,220,056.85 = 8,842,469.90 : x
  2. Step 2: Convert to fraction form
    19,480,037.90/29,220,056.85 = 8,842,469.90/x
  3. Step 3: Cross multiply
    19,480,037.90x = 29,220,056.85 × 8,842,469.90
  4. Step 4: Simplify right side
    19,480,037.90x = 258,377,473,172,413.84
  5. Step 5: Solve for x
    x = 258,377,473,172,413.84/19,480,037.90
  6. Step 6: Final answer
    x = 13,263,704.85

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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.