Home / 6,378,643.20-8,803,274.52-3,625,744.80

Finding the Fourth Proportional to 6,378,643.20, 8,803,274.52 and 3,625,744.80

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Solution

The fourth proportional to 6,378,643.20, 8,803,274.52 and 3,625,744.80 is: 5,003,952.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,378,643.20 : 8,803,274.52 = 3,625,744.80 : x
  2. Step 2: Convert to fraction form
    6,378,643.20/8,803,274.52 = 3,625,744.80/x
  3. Step 3: Cross multiply
    6,378,643.20x = 8,803,274.52 × 3,625,744.80
  4. Step 4: Simplify right side
    6,378,643.20x = 31,918,426,813,862.49
  5. Step 5: Solve for x
    x = 31,918,426,813,862.49/6,378,643.20
  6. Step 6: Final answer
    x = 5,003,952.38

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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.