Home / 61,644,488.37-85,037,141.25-38,115,503.61

Finding the Fourth Proportional to 61,644,488.37, 85,037,141.25 and 38,115,503.61

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Solution

The fourth proportional to 61,644,488.37, 85,037,141.25 and 38,115,503.61 is: 52,579,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,644,488.37 : 85,037,141.25 = 38,115,503.61 : x
  2. Step 2: Convert to fraction form
    61,644,488.37/85,037,141.25 = 38,115,503.61/x
  3. Step 3: Cross multiply
    61,644,488.37x = 85,037,141.25 × 38,115,503.61
  4. Step 4: Simplify right side
    61,644,488.37x = 3,241,233,464,298,455
  5. Step 5: Solve for x
    x = 3,241,233,464,298,455/61,644,488.37
  6. Step 6: Final answer
    x = 52,579,452.76

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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.