Home / 10,227,455.12-14,114,187.85-5,581,538.87

Finding the Fourth Proportional to 10,227,455.12, 14,114,187.85 and 5,581,538.87

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Solution

The fourth proportional to 10,227,455.12, 14,114,187.85 and 5,581,538.87 is: 7,702,687.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,227,455.12 : 14,114,187.85 = 5,581,538.87 : x
  2. Step 2: Convert to fraction form
    10,227,455.12/14,114,187.85 = 5,581,538.87/x
  3. Step 3: Cross multiply
    10,227,455.12x = 14,114,187.85 × 5,581,538.87
  4. Step 4: Simplify right side
    10,227,455.12x = 78,778,888,108,589.64
  5. Step 5: Solve for x
    x = 78,778,888,108,589.64/10,227,455.12
  6. Step 6: Final answer
    x = 7,702,687.25

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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.