Home / 18,588,536.24-27,893,717.52-7,805,007.86

Finding the Fourth Proportional to 18,588,536.24, 27,893,717.52 and 7,805,007.86

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Solution

The fourth proportional to 18,588,536.24, 27,893,717.52 and 7,805,007.86 is: 11,712,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,536.24 : 27,893,717.52 = 7,805,007.86 : x
  2. Step 2: Convert to fraction form
    18,588,536.24/27,893,717.52 = 7,805,007.86/x
  3. Step 3: Cross multiply
    18,588,536.24x = 27,893,717.52 × 7,805,007.86
  4. Step 4: Simplify right side
    18,588,536.24x = 217,710,684,488,219.72
  5. Step 5: Solve for x
    x = 217,710,684,488,219.72/18,588,536.24
  6. Step 6: Final answer
    x = 11,712,094.04

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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.