Home / 12,331,341.45-17,017,125.84-6,824,727

Finding the Fourth Proportional to 12,331,341.45, 17,017,125.84 and 6,824,727

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Solution

The fourth proportional to 12,331,341.45, 17,017,125.84 and 6,824,727 is: 9,418,053.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,341.45 : 17,017,125.84 = 6,824,727 : x
  2. Step 2: Convert to fraction form
    12,331,341.45/17,017,125.84 = 6,824,727/x
  3. Step 3: Cross multiply
    12,331,341.45x = 17,017,125.84 × 6,824,727
  4. Step 4: Simplify right side
    12,331,341.45x = 116,137,238,182,645.67
  5. Step 5: Solve for x
    x = 116,137,238,182,645.67/12,331,341.45
  6. Step 6: Final answer
    x = 9,418,053.88

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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.