Home / 8,169,119.84-12,255,009.70-2,412,435.71

Finding the Fourth Proportional to 8,169,119.84, 12,255,009.70 and 2,412,435.71

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Solution

The fourth proportional to 8,169,119.84, 12,255,009.70 and 2,412,435.71 is: 3,619,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,169,119.84 : 12,255,009.70 = 2,412,435.71 : x
  2. Step 2: Convert to fraction form
    8,169,119.84/12,255,009.70 = 2,412,435.71/x
  3. Step 3: Cross multiply
    8,169,119.84x = 12,255,009.70 × 2,412,435.71
  4. Step 4: Simplify right side
    8,169,119.84x = 29,564,423,026,676.38
  5. Step 5: Solve for x
    x = 29,564,423,026,676.38/8,169,119.84
  6. Step 6: Final answer
    x = 3,619,046.31

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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.