Home / 13,205,862.30-19,808,793.45-3,622,209.60

Finding the Fourth Proportional to 13,205,862.30, 19,808,793.45 and 3,622,209.60

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Solution

The fourth proportional to 13,205,862.30, 19,808,793.45 and 3,622,209.60 is: 5,433,314.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,205,862.30 : 19,808,793.45 = 3,622,209.60 : x
  2. Step 2: Convert to fraction form
    13,205,862.30/19,808,793.45 = 3,622,209.60/x
  3. Step 3: Cross multiply
    13,205,862.30x = 19,808,793.45 × 3,622,209.60
  4. Step 4: Simplify right side
    13,205,862.30x = 71,751,601,799,007.12
  5. Step 5: Solve for x
    x = 71,751,601,799,007.12/13,205,862.30
  6. Step 6: Final answer
    x = 5,433,314.40

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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.