Home / 12,322,528.06-17,003,947.52-6,815,784.40

Finding the Fourth Proportional to 12,322,528.06, 17,003,947.52 and 6,815,784.40

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Solution

The fourth proportional to 12,322,528.06, 17,003,947.52 and 6,815,784.40 is: 9,405,151.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,322,528.06 : 17,003,947.52 = 6,815,784.40 : x
  2. Step 2: Convert to fraction form
    12,322,528.06/17,003,947.52 = 6,815,784.40/x
  3. Step 3: Cross multiply
    12,322,528.06x = 17,003,947.52 × 6,815,784.40
  4. Step 4: Simplify right side
    12,322,528.06x = 115,895,240,219,764.28
  5. Step 5: Solve for x
    x = 115,895,240,219,764.28/12,322,528.06
  6. Step 6: Final answer
    x = 9,405,151.25

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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.