Home / 8,119,740.03-11,205,241.01-4,448,795.61

Finding the Fourth Proportional to 8,119,740.03, 11,205,241.01 and 4,448,795.61

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Solution

The fourth proportional to 8,119,740.03, 11,205,241.01 and 4,448,795.61 is: 6,139,337.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,119,740.03 : 11,205,241.01 = 4,448,795.61 : x
  2. Step 2: Convert to fraction form
    8,119,740.03/11,205,241.01 = 4,448,795.61/x
  3. Step 3: Cross multiply
    8,119,740.03x = 11,205,241.01 × 4,448,795.61
  4. Step 4: Simplify right side
    8,119,740.03x = 49,849,826,992,035.99
  5. Step 5: Solve for x
    x = 49,849,826,992,035.99/8,119,740.03
  6. Step 6: Final answer
    x = 6,139,337.81

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1.5x scale

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.