Home / 5,388,064.80-8,082,097.20-4,803,479.70

Finding the Fourth Proportional to 5,388,064.80, 8,082,097.20 and 4,803,479.70

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Solution

The fourth proportional to 5,388,064.80, 8,082,097.20 and 4,803,479.70 is: 7,205,219.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,064.80 : 8,082,097.20 = 4,803,479.70 : x
  2. Step 2: Convert to fraction form
    5,388,064.80/8,082,097.20 = 4,803,479.70/x
  3. Step 3: Cross multiply
    5,388,064.80x = 8,082,097.20 × 4,803,479.70
  4. Step 4: Simplify right side
    5,388,064.80x = 38,822,189,833,626.84
  5. Step 5: Solve for x
    x = 38,822,189,833,626.84/5,388,064.80
  6. Step 6: Final answer
    x = 7,205,219.55

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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.