Home / 6,460,767.72-9,691,153.20-1,911,464.28

Finding the Fourth Proportional to 6,460,767.72, 9,691,153.20 and 1,911,464.28

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Solution

The fourth proportional to 6,460,767.72, 9,691,153.20 and 1,911,464.28 is: 2,867,196.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460,767.72 : 9,691,153.20 = 1,911,464.28 : x
  2. Step 2: Convert to fraction form
    6,460,767.72/9,691,153.20 = 1,911,464.28/x
  3. Step 3: Cross multiply
    6,460,767.72x = 9,691,153.20 × 1,911,464.28
  4. Step 4: Simplify right side
    6,460,767.72x = 18,524,293,173,807.70
  5. Step 5: Solve for x
    x = 18,524,293,173,807.70/6,460,767.72
  6. Step 6: Final answer
    x = 2,867,196.90

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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.