Home / 20,672,627.68-31,006,575.52-5,527,740.16

Finding the Fourth Proportional to 20,672,627.68, 31,006,575.52 and 5,527,740.16

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Solution

The fourth proportional to 20,672,627.68, 31,006,575.52 and 5,527,740.16 is: 8,290,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,672,627.68 : 31,006,575.52 = 5,527,740.16 : x
  2. Step 2: Convert to fraction form
    20,672,627.68/31,006,575.52 = 5,527,740.16/x
  3. Step 3: Cross multiply
    20,672,627.68x = 31,006,575.52 × 5,527,740.16
  4. Step 4: Simplify right side
    20,672,627.68x = 171,396,292,725,976.88
  5. Step 5: Solve for x
    x = 171,396,292,725,976.88/20,672,627.68
  6. Step 6: Final answer
    x = 8,290,977.59

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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.