Home / 12,382,534.08-17,088,979.92-6,876,985.34

Finding the Fourth Proportional to 12,382,534.08, 17,088,979.92 and 6,876,985.34

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Solution

The fourth proportional to 12,382,534.08, 17,088,979.92 and 6,876,985.34 is: 9,490,841.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,382,534.08 : 17,088,979.92 = 6,876,985.34 : x
  2. Step 2: Convert to fraction form
    12,382,534.08/17,088,979.92 = 6,876,985.34/x
  3. Step 3: Cross multiply
    12,382,534.08x = 17,088,979.92 × 6,876,985.34
  4. Step 4: Simplify right side
    12,382,534.08x = 117,520,664,385,394.38
  5. Step 5: Solve for x
    x = 117,520,664,385,394.38/12,382,534.08
  6. Step 6: Final answer
    x = 9,490,841.18

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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.