Home / 5,920,816.64-8,170,924.80-3,628,534.40

Finding the Fourth Proportional to 5,920,816.64, 8,170,924.80 and 3,628,534.40

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Solution

The fourth proportional to 5,920,816.64, 8,170,924.80 and 3,628,534.40 is: 5,007,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920,816.64 : 8,170,924.80 = 3,628,534.40 : x
  2. Step 2: Convert to fraction form
    5,920,816.64/8,170,924.80 = 3,628,534.40/x
  3. Step 3: Cross multiply
    5,920,816.64x = 8,170,924.80 × 3,628,534.40
  4. Step 4: Simplify right side
    5,920,816.64x = 29,648,481,716,613.12
  5. Step 5: Solve for x
    x = 29,648,481,716,613.12/5,920,816.64
  6. Step 6: Final answer
    x = 5,007,498.72

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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.