Home / 81,597,649.36-112,608,893.64-46,317,937.36

Finding the Fourth Proportional to 81,597,649.36, 112,608,893.64 and 46,317,937.36

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Solution

The fourth proportional to 81,597,649.36, 112,608,893.64 and 46,317,937.36 is: 63,921,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,597,649.36 : 112,608,893.64 = 46,317,937.36 : x
  2. Step 2: Convert to fraction form
    81,597,649.36/112,608,893.64 = 46,317,937.36/x
  3. Step 3: Cross multiply
    81,597,649.36x = 112,608,893.64 × 46,317,937.36
  4. Step 4: Simplify right side
    81,597,649.36x = 5,215,811,681,796,422
  5. Step 5: Solve for x
    x = 5,215,811,681,796,422/81,597,649.36
  6. Step 6: Final answer
    x = 63,921,102.17

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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.