Home / 12,790,400.80-19,154,108.40-6,050,941.60

Finding the Fourth Proportional to 12,790,400.80, 19,154,108.40 and 6,050,941.60

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Solution

The fourth proportional to 12,790,400.80, 19,154,108.40 and 6,050,941.60 is: 9,061,513.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,790,400.80 : 19,154,108.40 = 6,050,941.60 : x
  2. Step 2: Convert to fraction form
    12,790,400.80/19,154,108.40 = 6,050,941.60/x
  3. Step 3: Cross multiply
    12,790,400.80x = 19,154,108.40 × 6,050,941.60
  4. Step 4: Simplify right side
    12,790,400.80x = 115,900,391,328,469.42
  5. Step 5: Solve for x
    x = 115,900,391,328,469.42/12,790,400.80
  6. Step 6: Final answer
    x = 9,061,513.64

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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.