Home / 28,464,793.78-42,699,815.46-9,295,651.30

Finding the Fourth Proportional to 28,464,793.78, 42,699,815.46 and 9,295,651.30

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Solution

The fourth proportional to 28,464,793.78, 42,699,815.46 and 9,295,651.30 is: 13,944,334.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,464,793.78 : 42,699,815.46 = 9,295,651.30 : x
  2. Step 2: Convert to fraction form
    28,464,793.78/42,699,815.46 = 9,295,651.30/x
  3. Step 3: Cross multiply
    28,464,793.78x = 42,699,815.46 × 9,295,651.30
  4. Step 4: Simplify right side
    28,464,793.78x = 396,922,595,090,509.12
  5. Step 5: Solve for x
    x = 396,922,595,090,509.12/28,464,793.78
  6. Step 6: Final answer
    x = 13,944,334.12

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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.