Home / 12,707,835.36-17,536,928.05-6,906,631.02

Finding the Fourth Proportional to 12,707,835.36, 17,536,928.05 and 6,906,631.02

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Solution

The fourth proportional to 12,707,835.36, 17,536,928.05 and 6,906,631.02 is: 9,531,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,835.36 : 17,536,928.05 = 6,906,631.02 : x
  2. Step 2: Convert to fraction form
    12,707,835.36/17,536,928.05 = 6,906,631.02/x
  3. Step 3: Cross multiply
    12,707,835.36x = 17,536,928.05 × 6,906,631.02
  4. Step 4: Simplify right side
    12,707,835.36x = 121,121,091,265,638.11
  5. Step 5: Solve for x
    x = 121,121,091,265,638.11/12,707,835.36
  6. Step 6: Final answer
    x = 9,531,213.45

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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.