Home / 8,352,021.40-12,528,032.10-2,672,819.80

Finding the Fourth Proportional to 8,352,021.40, 12,528,032.10 and 2,672,819.80

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Solution

The fourth proportional to 8,352,021.40, 12,528,032.10 and 2,672,819.80 is: 4,009,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,352,021.40 : 12,528,032.10 = 2,672,819.80 : x
  2. Step 2: Convert to fraction form
    8,352,021.40/12,528,032.10 = 2,672,819.80/x
  3. Step 3: Cross multiply
    8,352,021.40x = 12,528,032.10 × 2,672,819.80
  4. Step 4: Simplify right side
    8,352,021.40x = 33,485,172,251,915.58
  5. Step 5: Solve for x
    x = 33,485,172,251,915.58/8,352,021.40
  6. Step 6: Final answer
    x = 4,009,229.70

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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.