Home / 74,540,988.21-111,823,604.12-22,023,988.59

Finding the Fourth Proportional to 74,540,988.21, 111,823,604.12 and 22,023,988.59

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Solution

The fourth proportional to 74,540,988.21, 111,823,604.12 and 22,023,988.59 is: 33,039,564.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,540,988.21 : 111,823,604.12 = 22,023,988.59 : x
  2. Step 2: Convert to fraction form
    74,540,988.21/111,823,604.12 = 22,023,988.59/x
  3. Step 3: Cross multiply
    74,540,988.21x = 111,823,604.12 × 22,023,988.59
  4. Step 4: Simplify right side
    74,540,988.21x = 2,462,801,781,705,955.50
  5. Step 5: Solve for x
    x = 2,462,801,781,705,955.50/74,540,988.21
  6. Step 6: Final answer
    x = 33,039,564.42

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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.