Home / 39,864,531.01-55,011,848.17-21,982,741.82

Finding the Fourth Proportional to 39,864,531.01, 55,011,848.17 and 21,982,741.82

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Solution

The fourth proportional to 39,864,531.01, 55,011,848.17 and 21,982,741.82 is: 30,335,519.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,864,531.01 : 55,011,848.17 = 21,982,741.82 : x
  2. Step 2: Convert to fraction form
    39,864,531.01/55,011,848.17 = 21,982,741.82/x
  3. Step 3: Cross multiply
    39,864,531.01x = 55,011,848.17 × 21,982,741.82
  4. Step 4: Simplify right side
    39,864,531.01x = 1,209,311,255,032,133.50
  5. Step 5: Solve for x
    x = 1,209,311,255,032,133.50/39,864,531.01
  6. Step 6: Final answer
    x = 30,335,519.43

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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.