Home / 45,523,090.80-68,284,636.20-31,652,480.70

Finding the Fourth Proportional to 45,523,090.80, 68,284,636.20 and 31,652,480.70

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Solution

The fourth proportional to 45,523,090.80, 68,284,636.20 and 31,652,480.70 is: 47,478,721.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,523,090.80 : 68,284,636.20 = 31,652,480.70 : x
  2. Step 2: Convert to fraction form
    45,523,090.80/68,284,636.20 = 31,652,480.70/x
  3. Step 3: Cross multiply
    45,523,090.80x = 68,284,636.20 × 31,652,480.70
  4. Step 4: Simplify right side
    45,523,090.80x = 2,161,378,129,427,021.50
  5. Step 5: Solve for x
    x = 2,161,378,129,427,021.50/45,523,090.80
  6. Step 6: Final answer
    x = 47,478,721.05

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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.