Home / 27,542,605.86-38,008,694.58-15,319,462.86

Finding the Fourth Proportional to 27,542,605.86, 38,008,694.58 and 15,319,462.86

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Solution

The fourth proportional to 27,542,605.86, 38,008,694.58 and 15,319,462.86 is: 21,140,802.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,542,605.86 : 38,008,694.58 = 15,319,462.86 : x
  2. Step 2: Convert to fraction form
    27,542,605.86/38,008,694.58 = 15,319,462.86/x
  3. Step 3: Cross multiply
    27,542,605.86x = 38,008,694.58 × 15,319,462.86
  4. Step 4: Simplify right side
    27,542,605.86x = 582,272,784,975,393.25
  5. Step 5: Solve for x
    x = 582,272,784,975,393.25/27,542,605.86
  6. Step 6: Final answer
    x = 21,140,802.29

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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.