Home / 10,107,623.20-15,137,815.20-9,904,669.60

Finding the Fourth Proportional to 10,107,623.20, 15,137,815.20 and 9,904,669.60

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Solution

The fourth proportional to 10,107,623.20, 15,137,815.20 and 9,904,669.60 is: 14,833,859.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,107,623.20 : 15,137,815.20 = 9,904,669.60 : x
  2. Step 2: Convert to fraction form
    10,107,623.20/15,137,815.20 = 9,904,669.60/x
  3. Step 3: Cross multiply
    10,107,623.20x = 15,137,815.20 × 9,904,669.60
  4. Step 4: Simplify right side
    10,107,623.20x = 149,935,058,021,857.91
  5. Step 5: Solve for x
    x = 149,935,058,021,857.91/10,107,623.20
  6. Step 6: Final answer
    x = 14,833,859.06

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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.