Home / 45,465,119.64-68,150,044.98-21,184,021.80

Finding the Fourth Proportional to 45,465,119.64, 68,150,044.98 and 21,184,021.80

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Solution

The fourth proportional to 45,465,119.64, 68,150,044.98 and 21,184,021.80 is: 31,753,837.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,465,119.64 : 68,150,044.98 = 21,184,021.80 : x
  2. Step 2: Convert to fraction form
    45,465,119.64/68,150,044.98 = 21,184,021.80/x
  3. Step 3: Cross multiply
    45,465,119.64x = 68,150,044.98 × 21,184,021.80
  4. Step 4: Simplify right side
    45,465,119.64x = 1,443,692,038,527,300.75
  5. Step 5: Solve for x
    x = 1,443,692,038,527,300.75/45,465,119.64
  6. Step 6: Final answer
    x = 31,753,837.89

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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.