Home / 40,724,390.88-61,086,603.60-11,970,528.48

Finding the Fourth Proportional to 40,724,390.88, 61,086,603.60 and 11,970,528.48

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Solution

The fourth proportional to 40,724,390.88, 61,086,603.60 and 11,970,528.48 is: 17,955,797.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,724,390.88 : 61,086,603.60 = 11,970,528.48 : x
  2. Step 2: Convert to fraction form
    40,724,390.88/61,086,603.60 = 11,970,528.48/x
  3. Step 3: Cross multiply
    40,724,390.88x = 61,086,603.60 × 11,970,528.48
  4. Step 4: Simplify right side
    40,724,390.88x = 731,238,928,140,270.62
  5. Step 5: Solve for x
    x = 731,238,928,140,270.62/40,724,390.88
  6. Step 6: Final answer
    x = 17,955,797.80

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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.