Home / 7,720,304.63-11,580,996.42-3,171,582.77

Finding the Fourth Proportional to 7,720,304.63, 11,580,996.42 and 3,171,582.77

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Solution

The fourth proportional to 7,720,304.63, 11,580,996.42 and 3,171,582.77 is: 4,757,595.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,720,304.63 : 11,580,996.42 = 3,171,582.77 : x
  2. Step 2: Convert to fraction form
    7,720,304.63/11,580,996.42 = 3,171,582.77/x
  3. Step 3: Cross multiply
    7,720,304.63x = 11,580,996.42 × 3,171,582.77
  4. Step 4: Simplify right side
    7,720,304.63x = 36,730,088,705,103.68
  5. Step 5: Solve for x
    x = 36,730,088,705,103.68/7,720,304.63
  6. Step 6: Final answer
    x = 4,757,595.78

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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.