Home / 5,393,918.64-7,443,834-3,102,081.12

Finding the Fourth Proportional to 5,393,918.64, 7,443,834 and 3,102,081.12

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Solution

The fourth proportional to 5,393,918.64, 7,443,834 and 3,102,081.12 is: 4,281,002.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,918.64 : 7,443,834 = 3,102,081.12 : x
  2. Step 2: Convert to fraction form
    5,393,918.64/7,443,834 = 3,102,081.12/x
  3. Step 3: Cross multiply
    5,393,918.64x = 7,443,834 × 3,102,081.12
  4. Step 4: Simplify right side
    5,393,918.64x = 23,091,376,911,814.08
  5. Step 5: Solve for x
    x = 23,091,376,911,814.08/5,393,918.64
  6. Step 6: Final answer
    x = 4,281,002.08

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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.