Home / 7,239,250.08-9,990,285.53-3,976,366.77

Finding the Fourth Proportional to 7,239,250.08, 9,990,285.53 and 3,976,366.77

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Solution

The fourth proportional to 7,239,250.08, 9,990,285.53 and 3,976,366.77 is: 5,487,452.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,239,250.08 : 9,990,285.53 = 3,976,366.77 : x
  2. Step 2: Convert to fraction form
    7,239,250.08/9,990,285.53 = 3,976,366.77/x
  3. Step 3: Cross multiply
    7,239,250.08x = 9,990,285.53 × 3,976,366.77
  4. Step 4: Simplify right side
    7,239,250.08x = 39,725,039,384,422.01
  5. Step 5: Solve for x
    x = 39,725,039,384,422.01/7,239,250.08
  6. Step 6: Final answer
    x = 5,487,452.28

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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.