Home / 29,215,178.80-43,765,031.40-25,624,999.60

Finding the Fourth Proportional to 29,215,178.80, 43,765,031.40 and 25,624,999.60

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Solution

The fourth proportional to 29,215,178.80, 43,765,031.40 and 25,624,999.60 is: 38,386,857.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,215,178.80 : 43,765,031.40 = 25,624,999.60 : x
  2. Step 2: Convert to fraction form
    29,215,178.80/43,765,031.40 = 25,624,999.60/x
  3. Step 3: Cross multiply
    29,215,178.80x = 43,765,031.40 × 25,624,999.60
  4. Step 4: Simplify right side
    29,215,178.80x = 1,121,478,912,118,987.50
  5. Step 5: Solve for x
    x = 1,121,478,912,118,987.50/29,215,178.80
  6. Step 6: Final answer
    x = 38,386,857.73

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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.