Home / 12,843,344.08-17,723,986.32-7,042,111.12

Finding the Fourth Proportional to 12,843,344.08, 17,723,986.32 and 7,042,111.12

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Solution

The fourth proportional to 12,843,344.08, 17,723,986.32 and 7,042,111.12 is: 9,718,207.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,344.08 : 17,723,986.32 = 7,042,111.12 : x
  2. Step 2: Convert to fraction form
    12,843,344.08/17,723,986.32 = 7,042,111.12/x
  3. Step 3: Cross multiply
    12,843,344.08x = 17,723,986.32 × 7,042,111.12
  4. Step 4: Simplify right side
    12,843,344.08x = 124,814,281,154,799.88
  5. Step 5: Solve for x
    x = 124,814,281,154,799.88/12,843,344.08
  6. Step 6: Final answer
    x = 9,718,207.37

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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.