Home / 8,001,376.14-11,989,940.52-5,296,009.20

Finding the Fourth Proportional to 8,001,376.14, 11,989,940.52 and 5,296,009.20

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Solution

The fourth proportional to 8,001,376.14, 11,989,940.52 and 5,296,009.20 is: 7,935,989.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,001,376.14 : 11,989,940.52 = 5,296,009.20 : x
  2. Step 2: Convert to fraction form
    8,001,376.14/11,989,940.52 = 5,296,009.20/x
  3. Step 3: Cross multiply
    8,001,376.14x = 11,989,940.52 × 5,296,009.20
  4. Step 4: Simplify right side
    8,001,376.14x = 63,498,835,301,372.78
  5. Step 5: Solve for x
    x = 63,498,835,301,372.78/8,001,376.14
  6. Step 6: Final answer
    x = 7,935,989.28

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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.