Home / 5,470,002.80-8,205,004.20-4,840,146.80

Finding the Fourth Proportional to 5,470,002.80, 8,205,004.20 and 4,840,146.80

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Solution

The fourth proportional to 5,470,002.80, 8,205,004.20 and 4,840,146.80 is: 7,260,220.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,470,002.80 : 8,205,004.20 = 4,840,146.80 : x
  2. Step 2: Convert to fraction form
    5,470,002.80/8,205,004.20 = 4,840,146.80/x
  3. Step 3: Cross multiply
    5,470,002.80x = 8,205,004.20 × 4,840,146.80
  4. Step 4: Simplify right side
    5,470,002.80x = 39,713,424,822,616.56
  5. Step 5: Solve for x
    x = 39,713,424,822,616.56/5,470,002.80
  6. Step 6: Final answer
    x = 7,260,220.20

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1.5x scale

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.