Home / 6,443,717.90-8,892,268.16-3,503,534.94

Finding the Fourth Proportional to 6,443,717.90, 8,892,268.16 and 3,503,534.94

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Solution

The fourth proportional to 6,443,717.90, 8,892,268.16 and 3,503,534.94 is: 4,834,844.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,443,717.90 : 8,892,268.16 = 3,503,534.94 : x
  2. Step 2: Convert to fraction form
    6,443,717.90/8,892,268.16 = 3,503,534.94/x
  3. Step 3: Cross multiply
    6,443,717.90x = 8,892,268.16 × 3,503,534.94
  4. Step 4: Simplify right side
    6,443,717.90x = 31,154,372,194,409.51
  5. Step 5: Solve for x
    x = 31,154,372,194,409.51/6,443,717.90
  6. Step 6: Final answer
    x = 4,834,844.21

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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.