Home / 26,570,680.40-39,856,020.60-16,996,869.20

Finding the Fourth Proportional to 26,570,680.40, 39,856,020.60 and 16,996,869.20

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Solution

The fourth proportional to 26,570,680.40, 39,856,020.60 and 16,996,869.20 is: 25,495,303.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,570,680.40 : 39,856,020.60 = 16,996,869.20 : x
  2. Step 2: Convert to fraction form
    26,570,680.40/39,856,020.60 = 16,996,869.20/x
  3. Step 3: Cross multiply
    26,570,680.40x = 39,856,020.60 × 16,996,869.20
  4. Step 4: Simplify right side
    26,570,680.40x = 677,427,568,970,705.50
  5. Step 5: Solve for x
    x = 677,427,568,970,705.50/26,570,680.40
  6. Step 6: Final answer
    x = 25,495,303.80

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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.