Home / 8,737,879.20-13,090,875.56-4,879,617.54

Finding the Fourth Proportional to 8,737,879.20, 13,090,875.56 and 4,879,617.54

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Solution

The fourth proportional to 8,737,879.20, 13,090,875.56 and 4,879,617.54 is: 7,310,522.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,737,879.20 : 13,090,875.56 = 4,879,617.54 : x
  2. Step 2: Convert to fraction form
    8,737,879.20/13,090,875.56 = 4,879,617.54/x
  3. Step 3: Cross multiply
    8,737,879.20x = 13,090,875.56 × 4,879,617.54
  4. Step 4: Simplify right side
    8,737,879.20x = 63,878,465,996,533.33
  5. Step 5: Solve for x
    x = 63,878,465,996,533.33/8,737,879.20
  6. Step 6: Final answer
    x = 7,310,522.90

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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.