Home / 7,247,724-10,001,604.30-3,984,514.98

Finding the Fourth Proportional to 7,247,724, 10,001,604.30 and 3,984,514.98

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Solution

The fourth proportional to 7,247,724, 10,001,604.30 and 3,984,514.98 is: 5,498,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,247,724 : 10,001,604.30 = 3,984,514.98 : x
  2. Step 2: Convert to fraction form
    7,247,724/10,001,604.30 = 3,984,514.98/x
  3. Step 3: Cross multiply
    7,247,724x = 10,001,604.30 × 3,984,514.98
  4. Step 4: Simplify right side
    7,247,724x = 39,851,542,157,382.41
  5. Step 5: Solve for x
    x = 39,851,542,157,382.41/7,247,724
  6. Step 6: Final answer
    x = 5,498,490.58

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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.