Home / 5,575,332.64-7,685,815.08-3,940,856.32

Finding the Fourth Proportional to 5,575,332.64, 7,685,815.08 and 3,940,856.32

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Solution

The fourth proportional to 5,575,332.64, 7,685,815.08 and 3,940,856.32 is: 5,432,625.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,332.64 : 7,685,815.08 = 3,940,856.32 : x
  2. Step 2: Convert to fraction form
    5,575,332.64/7,685,815.08 = 3,940,856.32/x
  3. Step 3: Cross multiply
    5,575,332.64x = 7,685,815.08 × 3,940,856.32
  4. Step 4: Simplify right side
    5,575,332.64x = 30,288,692,932,369.30
  5. Step 5: Solve for x
    x = 30,288,692,932,369.30/5,575,332.64
  6. Step 6: Final answer
    x = 5,432,625.26

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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.