Home / 12,573,192.69-18,844,008.62-5,376,261.69

Finding the Fourth Proportional to 12,573,192.69, 18,844,008.62 and 5,376,261.69

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Solution

The fourth proportional to 12,573,192.69, 18,844,008.62 and 5,376,261.69 is: 8,057,644.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,573,192.69 : 18,844,008.62 = 5,376,261.69 : x
  2. Step 2: Convert to fraction form
    12,573,192.69/18,844,008.62 = 5,376,261.69/x
  3. Step 3: Cross multiply
    12,573,192.69x = 18,844,008.62 × 5,376,261.69
  4. Step 4: Simplify right side
    12,573,192.69x = 101,310,321,602,854.45
  5. Step 5: Solve for x
    x = 101,310,321,602,854.45/12,573,192.69
  6. Step 6: Final answer
    x = 8,057,644.87

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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.