Home / 10,929,192.80-16,393,789.20-5,248,047.20

Finding the Fourth Proportional to 10,929,192.80, 16,393,789.20 and 5,248,047.20

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Solution

The fourth proportional to 10,929,192.80, 16,393,789.20 and 5,248,047.20 is: 7,872,070.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,929,192.80 : 16,393,789.20 = 5,248,047.20 : x
  2. Step 2: Convert to fraction form
    10,929,192.80/16,393,789.20 = 5,248,047.20/x
  3. Step 3: Cross multiply
    10,929,192.80x = 16,393,789.20 × 5,248,047.20
  4. Step 4: Simplify right side
    10,929,192.80x = 86,035,379,508,450.23
  5. Step 5: Solve for x
    x = 86,035,379,508,450.23/10,929,192.80
  6. Step 6: Final answer
    x = 7,872,070.80

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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.