Home / 5,136,404.10-7,704,606.15-2,616,980.10

Finding the Fourth Proportional to 5,136,404.10, 7,704,606.15 and 2,616,980.10

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Solution

The fourth proportional to 5,136,404.10, 7,704,606.15 and 2,616,980.10 is: 3,925,470.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136,404.10 : 7,704,606.15 = 2,616,980.10 : x
  2. Step 2: Convert to fraction form
    5,136,404.10/7,704,606.15 = 2,616,980.10/x
  3. Step 3: Cross multiply
    5,136,404.10x = 7,704,606.15 × 2,616,980.10
  4. Step 4: Simplify right side
    5,136,404.10x = 20,162,800,972,887.62
  5. Step 5: Solve for x
    x = 20,162,800,972,887.62/5,136,404.10
  6. Step 6: Final answer
    x = 3,925,470.15

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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.