Home / 10,498,021.60-15,747,032.40-2,519,845.60

Finding the Fourth Proportional to 10,498,021.60, 15,747,032.40 and 2,519,845.60

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Solution

The fourth proportional to 10,498,021.60, 15,747,032.40 and 2,519,845.60 is: 3,779,768.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,498,021.60 : 15,747,032.40 = 2,519,845.60 : x
  2. Step 2: Convert to fraction form
    10,498,021.60/15,747,032.40 = 2,519,845.60/x
  3. Step 3: Cross multiply
    10,498,021.60x = 15,747,032.40 × 2,519,845.60
  4. Step 4: Simplify right side
    10,498,021.60x = 39,680,090,306,197.45
  5. Step 5: Solve for x
    x = 39,680,090,306,197.45/10,498,021.60
  6. Step 6: Final answer
    x = 3,779,768.40

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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.