Home / 12,371,351.32-17,071,644.40-6,864,377.19

Finding the Fourth Proportional to 12,371,351.32, 17,071,644.40 and 6,864,377.19

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Solution

The fourth proportional to 12,371,351.32, 17,071,644.40 and 6,864,377.19 is: 9,472,385.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371,351.32 : 17,071,644.40 = 6,864,377.19 : x
  2. Step 2: Convert to fraction form
    12,371,351.32/17,071,644.40 = 6,864,377.19/x
  3. Step 3: Cross multiply
    12,371,351.32x = 17,071,644.40 × 6,864,377.19
  4. Step 4: Simplify right side
    12,371,351.32x = 117,186,206,415,151.23
  5. Step 5: Solve for x
    x = 117,186,206,415,151.23/12,371,351.32
  6. Step 6: Final answer
    x = 9,472,385.30

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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.