Home / 12,331,345.46-17,017,131.36-6,824,731

Finding the Fourth Proportional to 12,331,345.46, 17,017,131.36 and 6,824,731

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Solution

The fourth proportional to 12,331,345.46, 17,017,131.36 and 6,824,731 is: 9,418,059.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,345.46 : 17,017,131.36 = 6,824,731 : x
  2. Step 2: Convert to fraction form
    12,331,345.46/17,017,131.36 = 6,824,731/x
  3. Step 3: Cross multiply
    12,331,345.46x = 17,017,131.36 × 6,824,731
  4. Step 4: Simplify right side
    12,331,345.46x = 116,137,343,923,664.16
  5. Step 5: Solve for x
    x = 116,137,343,923,664.16/12,331,345.46
  6. Step 6: Final answer
    x = 9,418,059.39

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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.