Home / 4,891,806.60-7,331,489.10-4,356,817.80

Finding the Fourth Proportional to 4,891,806.60, 7,331,489.10 and 4,356,817.80

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Solution

The fourth proportional to 4,891,806.60, 7,331,489.10 and 4,356,817.80 is: 6,529,686.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,806.60 : 7,331,489.10 = 4,356,817.80 : x
  2. Step 2: Convert to fraction form
    4,891,806.60/7,331,489.10 = 4,356,817.80/x
  3. Step 3: Cross multiply
    4,891,806.60x = 7,331,489.10 × 4,356,817.80
  4. Step 4: Simplify right side
    4,891,806.60x = 31,941,962,211,385.98
  5. Step 5: Solve for x
    x = 31,941,962,211,385.98/4,891,806.60
  6. Step 6: Final answer
    x = 6,529,686.23

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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.