Home / 10,893,679.40-16,340,519.10-7,240,514.60

Finding the Fourth Proportional to 10,893,679.40, 16,340,519.10 and 7,240,514.60

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Solution

The fourth proportional to 10,893,679.40, 16,340,519.10 and 7,240,514.60 is: 10,860,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,679.40 : 16,340,519.10 = 7,240,514.60 : x
  2. Step 2: Convert to fraction form
    10,893,679.40/16,340,519.10 = 7,240,514.60/x
  3. Step 3: Cross multiply
    10,893,679.40x = 16,340,519.10 × 7,240,514.60
  4. Step 4: Simplify right side
    10,893,679.40x = 118,313,767,115,128.84
  5. Step 5: Solve for x
    x = 118,313,767,115,128.84/10,893,679.40
  6. Step 6: Final answer
    x = 10,860,771.90

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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.