Home / 29,280,161.86-43,658,470.34-28,475,715.73

Finding the Fourth Proportional to 29,280,161.86, 43,658,470.34 and 28,475,715.73

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Solution

The fourth proportional to 29,280,161.86, 43,658,470.34 and 28,475,715.73 is: 42,458,993.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280,161.86 : 43,658,470.34 = 28,475,715.73 : x
  2. Step 2: Convert to fraction form
    29,280,161.86/43,658,470.34 = 28,475,715.73/x
  3. Step 3: Cross multiply
    29,280,161.86x = 43,658,470.34 × 28,475,715.73
  4. Step 4: Simplify right side
    29,280,161.86x = 1,243,206,190,488,660
  5. Step 5: Solve for x
    x = 1,243,206,190,488,660/29,280,161.86
  6. Step 6: Final answer
    x = 42,458,993.10

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.