Home / 81,242,361.36-112,114,458.68-46,435,799.15

Finding the Fourth Proportional to 81,242,361.36, 112,114,458.68 and 46,435,799.15

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Solution

The fourth proportional to 81,242,361.36, 112,114,458.68 and 46,435,799.15 is: 64,081,402.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,242,361.36 : 112,114,458.68 = 46,435,799.15 : x
  2. Step 2: Convert to fraction form
    81,242,361.36/112,114,458.68 = 46,435,799.15/x
  3. Step 3: Cross multiply
    81,242,361.36x = 112,114,458.68 × 46,435,799.15
  4. Step 4: Simplify right side
    81,242,361.36x = 5,206,124,484,843,275
  5. Step 5: Solve for x
    x = 5,206,124,484,843,275/81,242,361.36
  6. Step 6: Final answer
    x = 64,081,402.83

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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.