Home / 5,575,292.64-7,685,759.88-3,940,816.32

Finding the Fourth Proportional to 5,575,292.64, 7,685,759.88 and 3,940,816.32

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Solution

The fourth proportional to 5,575,292.64, 7,685,759.88 and 3,940,816.32 is: 5,432,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,575,292.64 : 7,685,759.88 = 3,940,816.32 : x
  2. Step 2: Convert to fraction form
    5,575,292.64/7,685,759.88 = 3,940,816.32/x
  3. Step 3: Cross multiply
    5,575,292.64x = 7,685,759.88 × 3,940,816.32
  4. Step 4: Simplify right side
    5,575,292.64x = 30,288,167,966,705.24
  5. Step 5: Solve for x
    x = 30,288,167,966,705.24/5,575,292.64
  6. Step 6: Final answer
    x = 5,432,570.08

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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.