Home / 45,534,138.60-68,291,316.06-14,412,215.88

Finding the Fourth Proportional to 45,534,138.60, 68,291,316.06 and 14,412,215.88

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Solution

The fourth proportional to 45,534,138.60, 68,291,316.06 and 14,412,215.88 is: 21,615,192.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,534,138.60 : 68,291,316.06 = 14,412,215.88 : x
  2. Step 2: Convert to fraction form
    45,534,138.60/68,291,316.06 = 14,412,215.88/x
  3. Step 3: Cross multiply
    45,534,138.60x = 68,291,316.06 × 14,412,215.88
  4. Step 4: Simplify right side
    45,534,138.60x = 984,229,189,786,031.12
  5. Step 5: Solve for x
    x = 984,229,189,786,031.12/45,534,138.60
  6. Step 6: Final answer
    x = 21,615,192.91

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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.