Home / 45,419,540.08-68,126,004.20-17,748,274.72

Finding the Fourth Proportional to 45,419,540.08, 68,126,004.20 and 17,748,274.72

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Solution

The fourth proportional to 45,419,540.08, 68,126,004.20 and 17,748,274.72 is: 26,621,120.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,419,540.08 : 68,126,004.20 = 17,748,274.72 : x
  2. Step 2: Convert to fraction form
    45,419,540.08/68,126,004.20 = 17,748,274.72/x
  3. Step 3: Cross multiply
    45,419,540.08x = 68,126,004.20 × 17,748,274.72
  4. Step 4: Simplify right side
    45,419,540.08x = 1,209,119,038,117,473.75
  5. Step 5: Solve for x
    x = 1,209,119,038,117,473.75/45,419,540.08
  6. Step 6: Final answer
    x = 26,621,120.25

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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.