Home / 38,674,910.40-58,012,365.60-11,745,067.20

Finding the Fourth Proportional to 38,674,910.40, 58,012,365.60 and 11,745,067.20

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Solution

The fourth proportional to 38,674,910.40, 58,012,365.60 and 11,745,067.20 is: 17,617,600.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,674,910.40 : 58,012,365.60 = 11,745,067.20 : x
  2. Step 2: Convert to fraction form
    38,674,910.40/58,012,365.60 = 11,745,067.20/x
  3. Step 3: Cross multiply
    38,674,910.40x = 58,012,365.60 × 11,745,067.20
  4. Step 4: Simplify right side
    38,674,910.40x = 681,359,132,402,968.25
  5. Step 5: Solve for x
    x = 681,359,132,402,968.25/38,674,910.40
  6. Step 6: Final answer
    x = 17,617,600.80

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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.