Home / 10,505,501.30-14,497,813.62-5,921,821.46

Finding the Fourth Proportional to 10,505,501.30, 14,497,813.62 and 5,921,821.46

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Solution

The fourth proportional to 10,505,501.30, 14,497,813.62 and 5,921,821.46 is: 8,172,238.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505,501.30 : 14,497,813.62 = 5,921,821.46 : x
  2. Step 2: Convert to fraction form
    10,505,501.30/14,497,813.62 = 5,921,821.46/x
  3. Step 3: Cross multiply
    10,505,501.30x = 14,497,813.62 × 5,921,821.46
  4. Step 4: Simplify right side
    10,505,501.30x = 85,853,463,745,507.22
  5. Step 5: Solve for x
    x = 85,853,463,745,507.22/10,505,501.30
  6. Step 6: Final answer
    x = 8,172,238.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.