Home / 11,778,262.32-16,254,027.28-6,621,666.24

Finding the Fourth Proportional to 11,778,262.32, 16,254,027.28 and 6,621,666.24

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Solution

The fourth proportional to 11,778,262.32, 16,254,027.28 and 6,621,666.24 is: 9,137,913.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,778,262.32 : 16,254,027.28 = 6,621,666.24 : x
  2. Step 2: Convert to fraction form
    11,778,262.32/16,254,027.28 = 6,621,666.24/x
  3. Step 3: Cross multiply
    11,778,262.32x = 16,254,027.28 × 6,621,666.24
  4. Step 4: Simplify right side
    11,778,262.32x = 107,628,743,606,190.73
  5. Step 5: Solve for x
    x = 107,628,743,606,190.73/11,778,262.32
  6. Step 6: Final answer
    x = 9,137,913.62

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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.