Home / 30,348,820.80-45,523,231.20-27,160,174.80

Finding the Fourth Proportional to 30,348,820.80, 45,523,231.20 and 27,160,174.80

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Solution

The fourth proportional to 30,348,820.80, 45,523,231.20 and 27,160,174.80 is: 40,740,262.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,348,820.80 : 45,523,231.20 = 27,160,174.80 : x
  2. Step 2: Convert to fraction form
    30,348,820.80/45,523,231.20 = 27,160,174.80/x
  3. Step 3: Cross multiply
    30,348,820.80x = 45,523,231.20 × 27,160,174.80
  4. Step 4: Simplify right side
    30,348,820.80x = 1,236,418,916,852,813.75
  5. Step 5: Solve for x
    x = 1,236,418,916,852,813.75/30,348,820.80
  6. Step 6: Final answer
    x = 40,740,262.20

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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.