Home / 12,224,056.73-16,869,099.60-6,642,254.39

Finding the Fourth Proportional to 12,224,056.73, 16,869,099.60 and 6,642,254.39

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Solution

The fourth proportional to 12,224,056.73, 16,869,099.60 and 6,642,254.39 is: 9,166,257.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,056.73 : 16,869,099.60 = 6,642,254.39 : x
  2. Step 2: Convert to fraction form
    12,224,056.73/16,869,099.60 = 6,642,254.39/x
  3. Step 3: Cross multiply
    12,224,056.73x = 16,869,099.60 × 6,642,254.39
  4. Step 4: Simplify right side
    12,224,056.73x = 112,048,850,789,101.75
  5. Step 5: Solve for x
    x = 112,048,850,789,101.75/12,224,056.73
  6. Step 6: Final answer
    x = 9,166,257.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.