Home / 6,172,737.18-8,518,285.04-3,419,416.36

Finding the Fourth Proportional to 6,172,737.18, 8,518,285.04 and 3,419,416.36

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Solution

The fourth proportional to 6,172,737.18, 8,518,285.04 and 3,419,416.36 is: 4,718,743.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,737.18 : 8,518,285.04 = 3,419,416.36 : x
  2. Step 2: Convert to fraction form
    6,172,737.18/8,518,285.04 = 3,419,416.36/x
  3. Step 3: Cross multiply
    6,172,737.18x = 8,518,285.04 × 3,419,416.36
  4. Step 4: Simplify right side
    6,172,737.18x = 29,127,563,224,919.25
  5. Step 5: Solve for x
    x = 29,127,563,224,919.25/6,172,737.18
  6. Step 6: Final answer
    x = 4,718,743.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.