Home / 12,874,405.60-19,299,320.40-4,785,215.20

Finding the Fourth Proportional to 12,874,405.60, 19,299,320.40 and 4,785,215.20

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Solution

The fourth proportional to 12,874,405.60, 19,299,320.40 and 4,785,215.20 is: 7,173,255.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,874,405.60 : 19,299,320.40 = 4,785,215.20 : x
  2. Step 2: Convert to fraction form
    12,874,405.60/19,299,320.40 = 4,785,215.20/x
  3. Step 3: Cross multiply
    12,874,405.60x = 19,299,320.40 × 4,785,215.20
  4. Step 4: Simplify right side
    12,874,405.60x = 92,351,401,327,750.08
  5. Step 5: Solve for x
    x = 92,351,401,327,750.08/12,874,405.60
  6. Step 6: Final answer
    x = 7,173,255.54

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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.