Home / 13,237,362.78-19,856,096.01-8,748,640.86

Finding the Fourth Proportional to 13,237,362.78, 19,856,096.01 and 8,748,640.86

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Solution

The fourth proportional to 13,237,362.78, 19,856,096.01 and 8,748,640.86 is: 13,122,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237,362.78 : 19,856,096.01 = 8,748,640.86 : x
  2. Step 2: Convert to fraction form
    13,237,362.78/19,856,096.01 = 8,748,640.86/x
  3. Step 3: Cross multiply
    13,237,362.78x = 19,856,096.01 × 8,748,640.86
  4. Step 4: Simplify right side
    13,237,362.78x = 173,713,852,873,168.97
  5. Step 5: Solve for x
    x = 173,713,852,873,168.97/13,237,362.78
  6. Step 6: Final answer
    x = 13,122,995.55

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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.