Home / 57,622,893.12-79,521,486.08-31,517,410.08

Finding the Fourth Proportional to 57,622,893.12, 79,521,486.08 and 31,517,410.08

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Solution

The fourth proportional to 57,622,893.12, 79,521,486.08 and 31,517,410.08 is: 43,495,061.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,622,893.12 : 79,521,486.08 = 31,517,410.08 : x
  2. Step 2: Convert to fraction form
    57,622,893.12/79,521,486.08 = 31,517,410.08/x
  3. Step 3: Cross multiply
    57,622,893.12x = 79,521,486.08 × 31,517,410.08
  4. Step 4: Simplify right side
    57,622,893.12x = 2,506,311,286,954,371.50
  5. Step 5: Solve for x
    x = 2,506,311,286,954,371.50/57,622,893.12
  6. Step 6: Final answer
    x = 43,495,061.62

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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.