Home / 12,371,386.26-17,071,692.62-6,864,412.13

Finding the Fourth Proportional to 12,371,386.26, 17,071,692.62 and 6,864,412.13

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Solution

The fourth proportional to 12,371,386.26, 17,071,692.62 and 6,864,412.13 is: 9,472,433.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,371,386.26 : 17,071,692.62 = 6,864,412.13 : x
  2. Step 2: Convert to fraction form
    12,371,386.26/17,071,692.62 = 6,864,412.13/x
  3. Step 3: Cross multiply
    12,371,386.26x = 17,071,692.62 × 6,864,412.13
  4. Step 4: Simplify right side
    12,371,386.26x = 117,187,133,815,001.03
  5. Step 5: Solve for x
    x = 117,187,133,815,001.03/12,371,386.26
  6. Step 6: Final answer
    x = 9,472,433.51

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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.