Home / 20,996,002.60-31,489,277.55-7,532,830.60

Finding the Fourth Proportional to 20,996,002.60, 31,489,277.55 and 7,532,830.60

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Solution

The fourth proportional to 20,996,002.60, 31,489,277.55 and 7,532,830.60 is: 11,297,550.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,996,002.60 : 31,489,277.55 = 7,532,830.60 : x
  2. Step 2: Convert to fraction form
    20,996,002.60/31,489,277.55 = 7,532,830.60/x
  3. Step 3: Cross multiply
    20,996,002.60x = 31,489,277.55 × 7,532,830.60
  4. Step 4: Simplify right side
    20,996,002.60x = 237,203,393,500,533.03
  5. Step 5: Solve for x
    x = 237,203,393,500,533.03/20,996,002.60
  6. Step 6: Final answer
    x = 11,297,550.21

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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.