Home / 28,080,049.05-42,120,073.58-23,545,085.85

Finding the Fourth Proportional to 28,080,049.05, 42,120,073.58 and 23,545,085.85

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Solution

The fourth proportional to 28,080,049.05, 42,120,073.58 and 23,545,085.85 is: 35,317,628.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,080,049.05 : 42,120,073.58 = 23,545,085.85 : x
  2. Step 2: Convert to fraction form
    28,080,049.05/42,120,073.58 = 23,545,085.85/x
  3. Step 3: Cross multiply
    28,080,049.05x = 42,120,073.58 × 23,545,085.85
  4. Step 4: Simplify right side
    28,080,049.05x = 991,720,748,331,691.50
  5. Step 5: Solve for x
    x = 991,720,748,331,691.50/28,080,049.05
  6. Step 6: Final answer
    x = 35,317,628.78

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1.5x scale

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.