Home / 13,898,294.82-20,818,113.95-11,150,968.01

Finding the Fourth Proportional to 13,898,294.82, 20,818,113.95 and 11,150,968.01

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Solution

The fourth proportional to 13,898,294.82, 20,818,113.95 and 11,150,968.01 is: 16,702,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,898,294.82 : 20,818,113.95 = 11,150,968.01 : x
  2. Step 2: Convert to fraction form
    13,898,294.82/20,818,113.95 = 11,150,968.01/x
  3. Step 3: Cross multiply
    13,898,294.82x = 20,818,113.95 × 11,150,968.01
  4. Step 4: Simplify right side
    13,898,294.82x = 232,142,122,608,771.62
  5. Step 5: Solve for x
    x = 232,142,122,608,771.62/13,898,294.82
  6. Step 6: Final answer
    x = 16,702,921.16

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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.