Home / 12,252,699.76-18,385,249.92-5,069,388.64

Finding the Fourth Proportional to 12,252,699.76, 18,385,249.92 and 5,069,388.64

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Solution

The fourth proportional to 12,252,699.76, 18,385,249.92 and 5,069,388.64 is: 7,606,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,252,699.76 : 18,385,249.92 = 5,069,388.64 : x
  2. Step 2: Convert to fraction form
    12,252,699.76/18,385,249.92 = 5,069,388.64/x
  3. Step 3: Cross multiply
    12,252,699.76x = 18,385,249.92 × 5,069,388.64
  4. Step 4: Simplify right side
    12,252,699.76x = 93,201,977,088,008.91
  5. Step 5: Solve for x
    x = 93,201,977,088,008.91/12,252,699.76
  6. Step 6: Final answer
    x = 7,606,648.24

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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.