Home / 11,399,972.64-15,733,085.52-6,505,931.37

Finding the Fourth Proportional to 11,399,972.64, 15,733,085.52 and 6,505,931.37

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Solution

The fourth proportional to 11,399,972.64, 15,733,085.52 and 6,505,931.37 is: 8,978,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,399,972.64 : 15,733,085.52 = 6,505,931.37 : x
  2. Step 2: Convert to fraction form
    11,399,972.64/15,733,085.52 = 6,505,931.37/x
  3. Step 3: Cross multiply
    11,399,972.64x = 15,733,085.52 × 6,505,931.37
  4. Step 4: Simplify right side
    11,399,972.64x = 102,358,374,714,857.08
  5. Step 5: Solve for x
    x = 102,358,374,714,857.08/11,399,972.64
  6. Step 6: Final answer
    x = 8,978,826.35

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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.