Home / 19,906,668.40-29,860,002.60-6,453,151.60

Finding the Fourth Proportional to 19,906,668.40, 29,860,002.60 and 6,453,151.60

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Solution

The fourth proportional to 19,906,668.40, 29,860,002.60 and 6,453,151.60 is: 9,679,727.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,906,668.40 : 29,860,002.60 = 6,453,151.60 : x
  2. Step 2: Convert to fraction form
    19,906,668.40/29,860,002.60 = 6,453,151.60/x
  3. Step 3: Cross multiply
    19,906,668.40x = 29,860,002.60 × 6,453,151.60
  4. Step 4: Simplify right side
    19,906,668.40x = 192,691,123,554,194.16
  5. Step 5: Solve for x
    x = 192,691,123,554,194.16/19,906,668.40
  6. Step 6: Final answer
    x = 9,679,727.40

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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.