Home / 5,121,645.64-7,047,472.98-4,965,814.60

Finding the Fourth Proportional to 5,121,645.64, 7,047,472.98 and 4,965,814.60

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Solution

The fourth proportional to 5,121,645.64, 7,047,472.98 and 4,965,814.60 is: 6,833,046.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,121,645.64 : 7,047,472.98 = 4,965,814.60 : x
  2. Step 2: Convert to fraction form
    5,121,645.64/7,047,472.98 = 4,965,814.60/x
  3. Step 3: Cross multiply
    5,121,645.64x = 7,047,472.98 × 4,965,814.60
  4. Step 4: Simplify right side
    5,121,645.64x = 34,996,444,217,189.51
  5. Step 5: Solve for x
    x = 34,996,444,217,189.51/5,121,645.64
  6. Step 6: Final answer
    x = 6,833,046.77

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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.