Home / 45,492,031.80-68,238,339.30-18,200,604.60

Finding the Fourth Proportional to 45,492,031.80, 68,238,339.30 and 18,200,604.60

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Solution

The fourth proportional to 45,492,031.80, 68,238,339.30 and 18,200,604.60 is: 27,301,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,492,031.80 : 68,238,339.30 = 18,200,604.60 : x
  2. Step 2: Convert to fraction form
    45,492,031.80/68,238,339.30 = 18,200,604.60/x
  3. Step 3: Cross multiply
    45,492,031.80x = 68,238,339.30 × 18,200,604.60
  4. Step 4: Simplify right side
    45,492,031.80x = 1,241,979,032,159,940.75
  5. Step 5: Solve for x
    x = 1,241,979,032,159,940.75/45,492,031.80
  6. Step 6: Final answer
    x = 27,301,023.56

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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.