Home / 28,998,851.80-43,496,895.30-9,827,728.60

Finding the Fourth Proportional to 28,998,851.80, 43,496,895.30 and 9,827,728.60

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Solution

The fourth proportional to 28,998,851.80, 43,496,895.30 and 9,827,728.60 is: 14,741,124.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,998,851.80 : 43,496,895.30 = 9,827,728.60 : x
  2. Step 2: Convert to fraction form
    28,998,851.80/43,496,895.30 = 9,827,728.60/x
  3. Step 3: Cross multiply
    28,998,851.80x = 43,496,895.30 × 9,827,728.60
  4. Step 4: Simplify right side
    28,998,851.80x = 427,475,681,951,015.56
  5. Step 5: Solve for x
    x = 427,475,681,951,015.56/28,998,851.80
  6. Step 6: Final answer
    x = 14,741,124.40

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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.