Home / 6,368,716.67-8,788,741.51-3,615,380.06

Finding the Fourth Proportional to 6,368,716.67, 8,788,741.51 and 3,615,380.06

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Solution

The fourth proportional to 6,368,716.67, 8,788,741.51 and 3,615,380.06 is: 4,989,174.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,368,716.67 : 8,788,741.51 = 3,615,380.06 : x
  2. Step 2: Convert to fraction form
    6,368,716.67/8,788,741.51 = 3,615,380.06/x
  3. Step 3: Cross multiply
    6,368,716.67x = 8,788,741.51 × 3,615,380.06
  4. Step 4: Simplify right side
    6,368,716.67x = 31,774,640,807,748.29
  5. Step 5: Solve for x
    x = 31,774,640,807,748.29/6,368,716.67
  6. Step 6: Final answer
    x = 4,989,174.81

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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.