Home / 52,002,071.35-78,003,107.03-25,128,215.35

Finding the Fourth Proportional to 52,002,071.35, 78,003,107.03 and 25,128,215.35

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Solution

The fourth proportional to 52,002,071.35, 78,003,107.03 and 25,128,215.35 is: 37,692,323.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,002,071.35 : 78,003,107.03 = 25,128,215.35 : x
  2. Step 2: Convert to fraction form
    52,002,071.35/78,003,107.03 = 25,128,215.35/x
  3. Step 3: Cross multiply
    52,002,071.35x = 78,003,107.03 × 25,128,215.35
  4. Step 4: Simplify right side
    52,002,071.35x = 1,960,078,871,418,939
  5. Step 5: Solve for x
    x = 1,960,078,871,418,939/52,002,071.35
  6. Step 6: Final answer
    x = 37,692,323.03

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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.