Home / 6,590,858.40-9,892,119.60-3,891,808.80

Finding the Fourth Proportional to 6,590,858.40, 9,892,119.60 and 3,891,808.80

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Solution

The fourth proportional to 6,590,858.40, 9,892,119.60 and 3,891,808.80 is: 5,841,156.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,590,858.40 : 9,892,119.60 = 3,891,808.80 : x
  2. Step 2: Convert to fraction form
    6,590,858.40/9,892,119.60 = 3,891,808.80/x
  3. Step 3: Cross multiply
    6,590,858.40x = 9,892,119.60 × 3,891,808.80
  4. Step 4: Simplify right side
    6,590,858.40x = 38,498,238,109,932.48
  5. Step 5: Solve for x
    x = 38,498,238,109,932.48/6,590,858.40
  6. Step 6: Final answer
    x = 5,841,156.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.