Home / 5,143,627.80-7,713,866.52-3,556,390.68

Finding the Fourth Proportional to 5,143,627.80, 7,713,866.52 and 3,556,390.68

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Solution

The fourth proportional to 5,143,627.80, 7,713,866.52 and 3,556,390.68 is: 5,333,496.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,143,627.80 : 7,713,866.52 = 3,556,390.68 : x
  2. Step 2: Convert to fraction form
    5,143,627.80/7,713,866.52 = 3,556,390.68/x
  3. Step 3: Cross multiply
    5,143,627.80x = 7,713,866.52 × 3,556,390.68
  4. Step 4: Simplify right side
    5,143,627.80x = 27,433,522,998,492.04
  5. Step 5: Solve for x
    x = 27,433,522,998,492.04/5,143,627.80
  6. Step 6: Final answer
    x = 5,333,496.91

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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.