Home / 13,236,001.20-19,833,006.60-8,743,028.40

Finding the Fourth Proportional to 13,236,001.20, 19,833,006.60 and 8,743,028.40

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Solution

The fourth proportional to 13,236,001.20, 19,833,006.60 and 8,743,028.40 is: 13,100,674.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,236,001.20 : 19,833,006.60 = 8,743,028.40 : x
  2. Step 2: Convert to fraction form
    13,236,001.20/19,833,006.60 = 8,743,028.40/x
  3. Step 3: Cross multiply
    13,236,001.20x = 19,833,006.60 × 8,743,028.40
  4. Step 4: Simplify right side
    13,236,001.20x = 173,400,539,961,187.47
  5. Step 5: Solve for x
    x = 173,400,539,961,187.47/13,236,001.20
  6. Step 6: Final answer
    x = 13,100,674.24

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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.