Home / 12,535,515-17,293,656.98-8,661,310.10

Finding the Fourth Proportional to 12,535,515, 17,293,656.98 and 8,661,310.10

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Solution

The fourth proportional to 12,535,515, 17,293,656.98 and 8,661,310.10 is: 11,948,908.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,515 : 17,293,656.98 = 8,661,310.10 : x
  2. Step 2: Convert to fraction form
    12,535,515/17,293,656.98 = 8,661,310.10/x
  3. Step 3: Cross multiply
    12,535,515x = 17,293,656.98 × 8,661,310.10
  4. Step 4: Simplify right side
    12,535,515x = 149,785,725,866,809.50
  5. Step 5: Solve for x
    x = 149,785,725,866,809.50/12,535,515
  6. Step 6: Final answer
    x = 11,948,908.83

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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.