Home / 8,910,697.67-12,294,655.20-5,043,218.84

Finding the Fourth Proportional to 8,910,697.67, 12,294,655.20 and 5,043,218.84

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Solution

The fourth proportional to 8,910,697.67, 12,294,655.20 and 5,043,218.84 is: 6,958,449.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,697.67 : 12,294,655.20 = 5,043,218.84 : x
  2. Step 2: Convert to fraction form
    8,910,697.67/12,294,655.20 = 5,043,218.84/x
  3. Step 3: Cross multiply
    8,910,697.67x = 12,294,655.20 × 5,043,218.84
  4. Step 4: Simplify right side
    8,910,697.67x = 62,004,636,674,470.69
  5. Step 5: Solve for x
    x = 62,004,636,674,470.69/8,910,697.67
  6. Step 6: Final answer
    x = 6,958,449.16

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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.