Home / 11,405,424.12-15,739,484.94-6,248,980.92

Finding the Fourth Proportional to 11,405,424.12, 15,739,484.94 and 6,248,980.92

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Solution

The fourth proportional to 11,405,424.12, 15,739,484.94 and 6,248,980.92 is: 8,623,593.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,405,424.12 : 15,739,484.94 = 6,248,980.92 : x
  2. Step 2: Convert to fraction form
    11,405,424.12/15,739,484.94 = 6,248,980.92/x
  3. Step 3: Cross multiply
    11,405,424.12x = 15,739,484.94 × 6,248,980.92
  4. Step 4: Simplify right side
    11,405,424.12x = 98,355,741,080,687.34
  5. Step 5: Solve for x
    x = 98,355,741,080,687.34/11,405,424.12
  6. Step 6: Final answer
    x = 8,623,593.48

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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.