Home / 10,003,151.12-13,804,362.24-5,419,472.64

Finding the Fourth Proportional to 10,003,151.12, 13,804,362.24 and 5,419,472.64

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Solution

The fourth proportional to 10,003,151.12, 13,804,362.24 and 5,419,472.64 is: 7,478,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003,151.12 : 13,804,362.24 = 5,419,472.64 : x
  2. Step 2: Convert to fraction form
    10,003,151.12/13,804,362.24 = 5,419,472.64/x
  3. Step 3: Cross multiply
    10,003,151.12x = 13,804,362.24 × 5,419,472.64
  4. Step 4: Simplify right side
    10,003,151.12x = 74,812,363,472,329.11
  5. Step 5: Solve for x
    x = 74,812,363,472,329.11/10,003,151.12
  6. Step 6: Final answer
    x = 7,478,879.66

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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.