Home / 13,070,260.12-18,037,456.66-7,269,461.32

Finding the Fourth Proportional to 13,070,260.12, 18,037,456.66 and 7,269,461.32

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Solution

The fourth proportional to 13,070,260.12, 18,037,456.66 and 7,269,461.32 is: 10,032,133.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,070,260.12 : 18,037,456.66 = 7,269,461.32 : x
  2. Step 2: Convert to fraction form
    13,070,260.12/18,037,456.66 = 7,269,461.32/x
  3. Step 3: Cross multiply
    13,070,260.12x = 18,037,456.66 × 7,269,461.32
  4. Step 4: Simplify right side
    13,070,260.12x = 131,122,593,501,046.39
  5. Step 5: Solve for x
    x = 131,122,593,501,046.39/13,070,260.12
  6. Step 6: Final answer
    x = 10,032,133.43

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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.