Home / 5,661,050.94-7,812,172.98-3,213,640.62

Finding the Fourth Proportional to 5,661,050.94, 7,812,172.98 and 3,213,640.62

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Solution

The fourth proportional to 5,661,050.94, 7,812,172.98 and 3,213,640.62 is: 4,434,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,661,050.94 : 7,812,172.98 = 3,213,640.62 : x
  2. Step 2: Convert to fraction form
    5,661,050.94/7,812,172.98 = 3,213,640.62/x
  3. Step 3: Cross multiply
    5,661,050.94x = 7,812,172.98 × 3,213,640.62
  4. Step 4: Simplify right side
    5,661,050.94x = 25,105,516,418,994.45
  5. Step 5: Solve for x
    x = 25,105,516,418,994.45/5,661,050.94
  6. Step 6: Final answer
    x = 4,434,780.16

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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.