Home / 13,471,196.33-20,219,569.46-8,338,099.05

Finding the Fourth Proportional to 13,471,196.33, 20,219,569.46 and 8,338,099.05

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Solution

The fourth proportional to 13,471,196.33, 20,219,569.46 and 8,338,099.05 is: 12,515,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,471,196.33 : 20,219,569.46 = 8,338,099.05 : x
  2. Step 2: Convert to fraction form
    13,471,196.33/20,219,569.46 = 8,338,099.05/x
  3. Step 3: Cross multiply
    13,471,196.33x = 20,219,569.46 × 8,338,099.05
  4. Step 4: Simplify right side
    13,471,196.33x = 168,592,772,905,835.03
  5. Step 5: Solve for x
    x = 168,592,772,905,835.03/13,471,196.33
  6. Step 6: Final answer
    x = 12,515,055.74

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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.