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Finding the Fourth Proportional to 10,902,003.30, 16,353,004.95 and 10,902,003.30

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Solution

The fourth proportional to 10,902,003.30, 16,353,004.95 and 10,902,003.30 is: 16,353,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,902,003.30 : 16,353,004.95 = 10,902,003.30 : x
  2. Step 2: Convert to fraction form
    10,902,003.30/16,353,004.95 = 10,902,003.30/x
  3. Step 3: Cross multiply
    10,902,003.30x = 16,353,004.95 × 10,902,003.30
  4. Step 4: Simplify right side
    10,902,003.30x = 178,280,513,929,816.34
  5. Step 5: Solve for x
    x = 178,280,513,929,816.34/10,902,003.30
  6. Step 6: Final answer
    x = 16,353,004.95

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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.