Home / 7,010,111.20-10,491,838.80-5,085,551.20

Finding the Fourth Proportional to 7,010,111.20, 10,491,838.80 and 5,085,551.20

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Solution

The fourth proportional to 7,010,111.20, 10,491,838.80 and 5,085,551.20 is: 7,611,403.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,111.20 : 10,491,838.80 = 5,085,551.20 : x
  2. Step 2: Convert to fraction form
    7,010,111.20/10,491,838.80 = 5,085,551.20/x
  3. Step 3: Cross multiply
    7,010,111.20x = 10,491,838.80 × 5,085,551.20
  4. Step 4: Simplify right side
    7,010,111.20x = 53,356,783,399,546.56
  5. Step 5: Solve for x
    x = 53,356,783,399,546.56/7,010,111.20
  6. Step 6: Final answer
    x = 7,611,403.28

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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.