Home / 8,387,965.64-11,579,289.72-6,323,816.72

Finding the Fourth Proportional to 8,387,965.64, 11,579,289.72 and 6,323,816.72

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Solution

The fourth proportional to 8,387,965.64, 11,579,289.72 and 6,323,816.72 is: 8,729,805.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,387,965.64 : 11,579,289.72 = 6,323,816.72 : x
  2. Step 2: Convert to fraction form
    8,387,965.64/11,579,289.72 = 6,323,816.72/x
  3. Step 3: Cross multiply
    8,387,965.64x = 11,579,289.72 × 6,323,816.72
  4. Step 4: Simplify right side
    8,387,965.64x = 73,225,305,937,060.12
  5. Step 5: Solve for x
    x = 73,225,305,937,060.12/8,387,965.64
  6. Step 6: Final answer
    x = 8,729,805.19

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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.