Home / 8,564,687.90-11,820,016.80-4,697,956.39

Finding the Fourth Proportional to 8,564,687.90, 11,820,016.80 and 4,697,956.39

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Solution

The fourth proportional to 8,564,687.90, 11,820,016.80 and 4,697,956.39 is: 6,483,589.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564,687.90 : 11,820,016.80 = 4,697,956.39 : x
  2. Step 2: Convert to fraction form
    8,564,687.90/11,820,016.80 = 4,697,956.39/x
  3. Step 3: Cross multiply
    8,564,687.90x = 11,820,016.80 × 4,697,956.39
  4. Step 4: Simplify right side
    8,564,687.90x = 55,529,923,455,467.35
  5. Step 5: Solve for x
    x = 55,529,923,455,467.35/8,564,687.90
  6. Step 6: Final answer
    x = 6,483,589.84

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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.