Home / 10,753,080.20-16,129,620.30-10,678,430.60

Finding the Fourth Proportional to 10,753,080.20, 16,129,620.30 and 10,678,430.60

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Solution

The fourth proportional to 10,753,080.20, 16,129,620.30 and 10,678,430.60 is: 16,017,645.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753,080.20 : 16,129,620.30 = 10,678,430.60 : x
  2. Step 2: Convert to fraction form
    10,753,080.20/16,129,620.30 = 10,678,430.60/x
  3. Step 3: Cross multiply
    10,753,080.20x = 16,129,620.30 × 10,678,430.60
  4. Step 4: Simplify right side
    10,753,080.20x = 172,239,030,977,901.19
  5. Step 5: Solve for x
    x = 172,239,030,977,901.19/10,753,080.20
  6. Step 6: Final answer
    x = 16,017,645.90

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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.