Home / 6,385,528.80-8,810,869.44-3,772,458.30

Finding the Fourth Proportional to 6,385,528.80, 8,810,869.44 and 3,772,458.30

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Solution

The fourth proportional to 6,385,528.80, 8,810,869.44 and 3,772,458.30 is: 5,205,306.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,385,528.80 : 8,810,869.44 = 3,772,458.30 : x
  2. Step 2: Convert to fraction form
    6,385,528.80/8,810,869.44 = 3,772,458.30/x
  3. Step 3: Cross multiply
    6,385,528.80x = 8,810,869.44 × 3,772,458.30
  4. Step 4: Simplify right side
    6,385,528.80x = 33,238,637,549,144.35
  5. Step 5: Solve for x
    x = 33,238,637,549,144.35/6,385,528.80
  6. Step 6: Final answer
    x = 5,205,306.97

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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.