Home / 21,388,265.60-32,082,398.40-10,607,230.40

Finding the Fourth Proportional to 21,388,265.60, 32,082,398.40 and 10,607,230.40

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Solution

The fourth proportional to 21,388,265.60, 32,082,398.40 and 10,607,230.40 is: 15,910,845.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,388,265.60 : 32,082,398.40 = 10,607,230.40 : x
  2. Step 2: Convert to fraction form
    21,388,265.60/32,082,398.40 = 10,607,230.40/x
  3. Step 3: Cross multiply
    21,388,265.60x = 32,082,398.40 × 10,607,230.40
  4. Step 4: Simplify right side
    21,388,265.60x = 340,305,391,613,391.38
  5. Step 5: Solve for x
    x = 340,305,391,613,391.38/21,388,265.60
  6. Step 6: Final answer
    x = 15,910,845.60

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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.