Home / 38,010,720.20-57,016,080.30-12,452,563.40

Finding the Fourth Proportional to 38,010,720.20, 57,016,080.30 and 12,452,563.40

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Solution

The fourth proportional to 38,010,720.20, 57,016,080.30 and 12,452,563.40 is: 18,678,845.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,010,720.20 : 57,016,080.30 = 12,452,563.40 : x
  2. Step 2: Convert to fraction form
    38,010,720.20/57,016,080.30 = 12,452,563.40/x
  3. Step 3: Cross multiply
    38,010,720.20x = 57,016,080.30 × 12,452,563.40
  4. Step 4: Simplify right side
    38,010,720.20x = 709,996,354,755,241
  5. Step 5: Solve for x
    x = 709,996,354,755,241/38,010,720.20
  6. Step 6: Final answer
    x = 18,678,845.10

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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.