Home / 8,180,800.12-11,309,911.50-6,140,066.68

Finding the Fourth Proportional to 8,180,800.12, 11,309,911.50 and 6,140,066.68

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Solution

The fourth proportional to 8,180,800.12, 11,309,911.50 and 6,140,066.68 is: 8,488,608.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180,800.12 : 11,309,911.50 = 6,140,066.68 : x
  2. Step 2: Convert to fraction form
    8,180,800.12/11,309,911.50 = 6,140,066.68/x
  3. Step 3: Cross multiply
    8,180,800.12x = 11,309,911.50 × 6,140,066.68
  4. Step 4: Simplify right side
    8,180,800.12x = 69,443,610,754,898.82
  5. Step 5: Solve for x
    x = 69,443,610,754,898.82/8,180,800.12
  6. Step 6: Final answer
    x = 8,488,608.66

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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.