Home / 37,587,290.84-51,871,887.20-21,067,720.72

Finding the Fourth Proportional to 37,587,290.84, 51,871,887.20 and 21,067,720.72

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Solution

The fourth proportional to 37,587,290.84, 51,871,887.20 and 21,067,720.72 is: 29,074,253.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,587,290.84 : 51,871,887.20 = 21,067,720.72 : x
  2. Step 2: Convert to fraction form
    37,587,290.84/51,871,887.20 = 21,067,720.72/x
  3. Step 3: Cross multiply
    37,587,290.84x = 51,871,887.20 × 21,067,720.72
  4. Step 4: Simplify right side
    37,587,290.84x = 1,092,822,432,748,942.75
  5. Step 5: Solve for x
    x = 1,092,822,432,748,942.75/37,587,290.84
  6. Step 6: Final answer
    x = 29,074,253.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.