Home / 5,211,044.60-7,816,566.90-3,220,388.60

Finding the Fourth Proportional to 5,211,044.60, 7,816,566.90 and 3,220,388.60

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Solution

The fourth proportional to 5,211,044.60, 7,816,566.90 and 3,220,388.60 is: 4,830,582.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,044.60 : 7,816,566.90 = 3,220,388.60 : x
  2. Step 2: Convert to fraction form
    5,211,044.60/7,816,566.90 = 3,220,388.60/x
  3. Step 3: Cross multiply
    5,211,044.60x = 7,816,566.90 × 3,220,388.60
  4. Step 4: Simplify right side
    5,211,044.60x = 25,172,382,935,897.34
  5. Step 5: Solve for x
    x = 25,172,382,935,897.34/5,211,044.60
  6. Step 6: Final answer
    x = 4,830,582.90

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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.