Home / 28,339,098.22-39,098,168.46-17,179,169.39

Finding the Fourth Proportional to 28,339,098.22, 39,098,168.46 and 17,179,169.39

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Solution

The fourth proportional to 28,339,098.22, 39,098,168.46 and 17,179,169.39 is: 23,701,320.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,339,098.22 : 39,098,168.46 = 17,179,169.39 : x
  2. Step 2: Convert to fraction form
    28,339,098.22/39,098,168.46 = 17,179,169.39/x
  3. Step 3: Cross multiply
    28,339,098.22x = 39,098,168.46 × 17,179,169.39
  4. Step 4: Simplify right side
    28,339,098.22x = 671,674,058,813,095.50
  5. Step 5: Solve for x
    x = 671,674,058,813,095.50/28,339,098.22
  6. Step 6: Final answer
    x = 23,701,320.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.