Home / 5,147,348.64-7,103,319.46-2,855,509.32

Finding the Fourth Proportional to 5,147,348.64, 7,103,319.46 and 2,855,509.32

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Solution

The fourth proportional to 5,147,348.64, 7,103,319.46 and 2,855,509.32 is: 3,940,590.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,348.64 : 7,103,319.46 = 2,855,509.32 : x
  2. Step 2: Convert to fraction form
    5,147,348.64/7,103,319.46 = 2,855,509.32/x
  3. Step 3: Cross multiply
    5,147,348.64x = 7,103,319.46 × 2,855,509.32
  4. Step 4: Simplify right side
    5,147,348.64x = 20,283,594,920,967.37
  5. Step 5: Solve for x
    x = 20,283,594,920,967.37/5,147,348.64
  6. Step 6: Final answer
    x = 3,940,590.84

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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.