Home / 81,954,676.80-113,103,904.08-46,673,970.96

Finding the Fourth Proportional to 81,954,676.80, 113,103,904.08 and 46,673,970.96

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Solution

The fourth proportional to 81,954,676.80, 113,103,904.08 and 46,673,970.96 is: 64,413,753.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,954,676.80 : 113,103,904.08 = 46,673,970.96 : x
  2. Step 2: Convert to fraction form
    81,954,676.80/113,103,904.08 = 46,673,970.96/x
  3. Step 3: Cross multiply
    81,954,676.80x = 113,103,904.08 × 46,673,970.96
  4. Step 4: Simplify right side
    81,954,676.80x = 5,279,008,334,492,546
  5. Step 5: Solve for x
    x = 5,279,008,334,492,546/81,954,676.80
  6. Step 6: Final answer
    x = 64,413,753.32

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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.