Home / 7,148,054.20-10,722,081.30-4,114,247.80

Finding the Fourth Proportional to 7,148,054.20, 10,722,081.30 and 4,114,247.80

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Solution

The fourth proportional to 7,148,054.20, 10,722,081.30 and 4,114,247.80 is: 6,171,371.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,148,054.20 : 10,722,081.30 = 4,114,247.80 : x
  2. Step 2: Convert to fraction form
    7,148,054.20/10,722,081.30 = 4,114,247.80/x
  3. Step 3: Cross multiply
    7,148,054.20x = 10,722,081.30 × 4,114,247.80
  4. Step 4: Simplify right side
    7,148,054.20x = 44,113,299,399,946.14
  5. Step 5: Solve for x
    x = 44,113,299,399,946.14/7,148,054.20
  6. Step 6: Final answer
    x = 6,171,371.70

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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.