Home / 7,029,661.89-10,545,772.23-3,191,542.50

Finding the Fourth Proportional to 7,029,661.89, 10,545,772.23 and 3,191,542.50

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Solution

The fourth proportional to 7,029,661.89, 10,545,772.23 and 3,191,542.50 is: 4,787,894.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,029,661.89 : 10,545,772.23 = 3,191,542.50 : x
  2. Step 2: Convert to fraction form
    7,029,661.89/10,545,772.23 = 3,191,542.50/x
  3. Step 3: Cross multiply
    7,029,661.89x = 10,545,772.23 × 3,191,542.50
  4. Step 4: Simplify right side
    7,029,661.89x = 33,657,280,267,364.78
  5. Step 5: Solve for x
    x = 33,657,280,267,364.78/7,029,661.89
  6. Step 6: Final answer
    x = 4,787,894.61

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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.