Home / 8,808,128.40-13,212,192.60-2,825,101.20

Finding the Fourth Proportional to 8,808,128.40, 13,212,192.60 and 2,825,101.20

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Solution

The fourth proportional to 8,808,128.40, 13,212,192.60 and 2,825,101.20 is: 4,237,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,808,128.40 : 13,212,192.60 = 2,825,101.20 : x
  2. Step 2: Convert to fraction form
    8,808,128.40/13,212,192.60 = 2,825,101.20/x
  3. Step 3: Cross multiply
    8,808,128.40x = 13,212,192.60 × 2,825,101.20
  4. Step 4: Simplify right side
    8,808,128.40x = 37,325,781,168,891.12
  5. Step 5: Solve for x
    x = 37,325,781,168,891.12/8,808,128.40
  6. Step 6: Final answer
    x = 4,237,651.80

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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.