Home / 8,415,144.90-12,622,720.85-2,025,397.25

Finding the Fourth Proportional to 8,415,144.90, 12,622,720.85 and 2,025,397.25

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Solution

The fourth proportional to 8,415,144.90, 12,622,720.85 and 2,025,397.25 is: 3,038,096.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,415,144.90 : 12,622,720.85 = 2,025,397.25 : x
  2. Step 2: Convert to fraction form
    8,415,144.90/12,622,720.85 = 2,025,397.25/x
  3. Step 3: Cross multiply
    8,415,144.90x = 12,622,720.85 × 2,025,397.25
  4. Step 4: Simplify right side
    8,415,144.90x = 25,566,024,097,107.66
  5. Step 5: Solve for x
    x = 25,566,024,097,107.66/8,415,144.90
  6. Step 6: Final answer
    x = 3,038,096.72

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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.