Home / 12,058,968.60-18,078,284.04-5,230,398.73

Finding the Fourth Proportional to 12,058,968.60, 18,078,284.04 and 5,230,398.73

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Solution

The fourth proportional to 12,058,968.60, 18,078,284.04 and 5,230,398.73 is: 7,841,187.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058,968.60 : 18,078,284.04 = 5,230,398.73 : x
  2. Step 2: Convert to fraction form
    12,058,968.60/18,078,284.04 = 5,230,398.73/x
  3. Step 3: Cross multiply
    12,058,968.60x = 18,078,284.04 × 5,230,398.73
  4. Step 4: Simplify right side
    12,058,968.60x = 94,556,633,828,308.30
  5. Step 5: Solve for x
    x = 94,556,633,828,308.30/12,058,968.60
  6. Step 6: Final answer
    x = 7,841,187.50

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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.