Home / 12,550,196.34-18,833,256.81-5,361,784.38

Finding the Fourth Proportional to 12,550,196.34, 18,833,256.81 and 5,361,784.38

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Solution

The fourth proportional to 12,550,196.34, 18,833,256.81 and 5,361,784.38 is: 8,046,078.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550,196.34 : 18,833,256.81 = 5,361,784.38 : x
  2. Step 2: Convert to fraction form
    12,550,196.34/18,833,256.81 = 5,361,784.38/x
  3. Step 3: Cross multiply
    12,550,196.34x = 18,833,256.81 × 5,361,784.38
  4. Step 4: Simplify right side
    12,550,196.34x = 100,979,862,188,386.62
  5. Step 5: Solve for x
    x = 100,979,862,188,386.62/12,550,196.34
  6. Step 6: Final answer
    x = 8,046,078.28

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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.