Home / 12,929,961.06-19,395,439.02-4,842,099.72

Finding the Fourth Proportional to 12,929,961.06, 19,395,439.02 and 4,842,099.72

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Solution

The fourth proportional to 12,929,961.06, 19,395,439.02 and 4,842,099.72 is: 7,263,335.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,929,961.06 : 19,395,439.02 = 4,842,099.72 : x
  2. Step 2: Convert to fraction form
    12,929,961.06/19,395,439.02 = 4,842,099.72/x
  3. Step 3: Cross multiply
    12,929,961.06x = 19,395,439.02 × 4,842,099.72
  4. Step 4: Simplify right side
    12,929,961.06x = 93,914,649,848,019.06
  5. Step 5: Solve for x
    x = 93,914,649,848,019.06/12,929,961.06
  6. Step 6: Final answer
    x = 7,263,335.86

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Double scale
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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.