Home / 8,160,468.33-12,240,259.53-2,480,249.79

Finding the Fourth Proportional to 8,160,468.33, 12,240,259.53 and 2,480,249.79

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Solution

The fourth proportional to 8,160,468.33, 12,240,259.53 and 2,480,249.79 is: 3,720,240.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,160,468.33 : 12,240,259.53 = 2,480,249.79 : x
  2. Step 2: Convert to fraction form
    8,160,468.33/12,240,259.53 = 2,480,249.79/x
  3. Step 3: Cross multiply
    8,160,468.33x = 12,240,259.53 × 2,480,249.79
  4. Step 4: Simplify right side
    8,160,468.33x = 30,358,901,128,828.00
  5. Step 5: Solve for x
    x = 30,358,901,128,828.00/8,160,468.33
  6. Step 6: Final answer
    x = 3,720,240.05

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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.