Home / 84,821,824.14-117,063,595.60-51,349,745.83

Finding the Fourth Proportional to 84,821,824.14, 117,063,595.60 and 51,349,745.83

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Solution

The fourth proportional to 84,821,824.14, 117,063,595.60 and 51,349,745.83 is: 70,868,387.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,821,824.14 : 117,063,595.60 = 51,349,745.83 : x
  2. Step 2: Convert to fraction form
    84,821,824.14/117,063,595.60 = 51,349,745.83/x
  3. Step 3: Cross multiply
    84,821,824.14x = 117,063,595.60 × 51,349,745.83
  4. Step 4: Simplify right side
    84,821,824.14x = 6,011,185,879,163,840
  5. Step 5: Solve for x
    x = 6,011,185,879,163,840/84,821,824.14
  6. Step 6: Final answer
    x = 70,868,387.24

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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.