Home / 5,459,776.90-8,196,404.55-3,438,016.90

Finding the Fourth Proportional to 5,459,776.90, 8,196,404.55 and 3,438,016.90

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Solution

The fourth proportional to 5,459,776.90, 8,196,404.55 and 3,438,016.90 is: 5,161,269.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,459,776.90 : 8,196,404.55 = 3,438,016.90 : x
  2. Step 2: Convert to fraction form
    5,459,776.90/8,196,404.55 = 3,438,016.90/x
  3. Step 3: Cross multiply
    5,459,776.90x = 8,196,404.55 × 3,438,016.90
  4. Step 4: Simplify right side
    5,459,776.90x = 28,179,377,362,136.89
  5. Step 5: Solve for x
    x = 28,179,377,362,136.89/5,459,776.90
  6. Step 6: Final answer
    x = 5,161,269.02

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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.