Home / 11,852,560.90-17,778,841.35-8,866,576.90

Finding the Fourth Proportional to 11,852,560.90, 17,778,841.35 and 8,866,576.90

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Solution

The fourth proportional to 11,852,560.90, 17,778,841.35 and 8,866,576.90 is: 13,299,865.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852,560.90 : 17,778,841.35 = 8,866,576.90 : x
  2. Step 2: Convert to fraction form
    11,852,560.90/17,778,841.35 = 8,866,576.90/x
  3. Step 3: Cross multiply
    11,852,560.90x = 17,778,841.35 × 8,866,576.90
  4. Step 4: Simplify right side
    11,852,560.90x = 157,637,464,022,674.84
  5. Step 5: Solve for x
    x = 157,637,464,022,674.84/11,852,560.90
  6. Step 6: Final answer
    x = 13,299,865.35

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Double scale
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Similar ratio
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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.