Home / 10,891,805.60-16,337,708.40-6,860,727.20

Finding the Fourth Proportional to 10,891,805.60, 16,337,708.40 and 6,860,727.20

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Solution

The fourth proportional to 10,891,805.60, 16,337,708.40 and 6,860,727.20 is: 10,291,090.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,891,805.60 : 16,337,708.40 = 6,860,727.20 : x
  2. Step 2: Convert to fraction form
    10,891,805.60/16,337,708.40 = 6,860,727.20/x
  3. Step 3: Cross multiply
    10,891,805.60x = 16,337,708.40 × 6,860,727.20
  4. Step 4: Simplify right side
    10,891,805.60x = 112,088,560,405,548.48
  5. Step 5: Solve for x
    x = 112,088,560,405,548.48/10,891,805.60
  6. Step 6: Final answer
    x = 10,291,090.80

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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.