Home / 18,532,052.40-27,798,078.60-13,749,083.40

Finding the Fourth Proportional to 18,532,052.40, 27,798,078.60 and 13,749,083.40

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Solution

The fourth proportional to 18,532,052.40, 27,798,078.60 and 13,749,083.40 is: 20,623,625.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,532,052.40 : 27,798,078.60 = 13,749,083.40 : x
  2. Step 2: Convert to fraction form
    18,532,052.40/27,798,078.60 = 13,749,083.40/x
  3. Step 3: Cross multiply
    18,532,052.40x = 27,798,078.60 × 13,749,083.40
  4. Step 4: Simplify right side
    18,532,052.40x = 382,198,101,031,155.25
  5. Step 5: Solve for x
    x = 382,198,101,031,155.25/18,532,052.40
  6. Step 6: Final answer
    x = 20,623,625.10

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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.