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Finding the Fourth Proportional to 10,841,285.68, 16,229,978.45 and 9,496,075.65

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Solution

The fourth proportional to 10,841,285.68, 16,229,978.45 and 9,496,075.65 is: 14,216,127.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841,285.68 : 16,229,978.45 = 9,496,075.65 : x
  2. Step 2: Convert to fraction form
    10,841,285.68/16,229,978.45 = 9,496,075.65/x
  3. Step 3: Cross multiply
    10,841,285.68x = 16,229,978.45 × 9,496,075.65
  4. Step 4: Simplify right side
    10,841,285.68x = 154,121,103,231,046.28
  5. Step 5: Solve for x
    x = 154,121,103,231,046.28/10,841,285.68
  6. Step 6: Final answer
    x = 14,216,127.84

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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.