Home / 20,029,225.34-30,039,634.16-5,648,930.10

Finding the Fourth Proportional to 20,029,225.34, 30,039,634.16 and 5,648,930.10

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Solution

The fourth proportional to 20,029,225.34, 30,039,634.16 and 5,648,930.10 is: 8,472,209.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029,225.34 : 30,039,634.16 = 5,648,930.10 : x
  2. Step 2: Convert to fraction form
    20,029,225.34/30,039,634.16 = 5,648,930.10/x
  3. Step 3: Cross multiply
    20,029,225.34x = 30,039,634.16 × 5,648,930.10
  4. Step 4: Simplify right side
    20,029,225.34x = 169,691,793,571,167.56
  5. Step 5: Solve for x
    x = 169,691,793,571,167.56/20,029,225.34
  6. Step 6: Final answer
    x = 8,472,209.52

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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.