Home / 5,108,621.80-7,662,318.30-2,116,493.80

Finding the Fourth Proportional to 5,108,621.80, 7,662,318.30 and 2,116,493.80

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Solution

The fourth proportional to 5,108,621.80, 7,662,318.30 and 2,116,493.80 is: 3,174,486.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,108,621.80 : 7,662,318.30 = 2,116,493.80 : x
  2. Step 2: Convert to fraction form
    5,108,621.80/7,662,318.30 = 2,116,493.80/x
  3. Step 3: Cross multiply
    5,108,621.80x = 7,662,318.30 × 2,116,493.80
  4. Step 4: Simplify right side
    5,108,621.80x = 16,217,249,175,576.54
  5. Step 5: Solve for x
    x = 16,217,249,175,576.54/5,108,621.80
  6. Step 6: Final answer
    x = 3,174,486.16

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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.