Home / 12,884,497.53-17,780,946.09-7,083,425.37

Finding the Fourth Proportional to 12,884,497.53, 17,780,946.09 and 7,083,425.37

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Solution

The fourth proportional to 12,884,497.53, 17,780,946.09 and 7,083,425.37 is: 9,775,313.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,884,497.53 : 17,780,946.09 = 7,083,425.37 : x
  2. Step 2: Convert to fraction form
    12,884,497.53/17,780,946.09 = 7,083,425.37/x
  3. Step 3: Cross multiply
    12,884,497.53x = 17,780,946.09 × 7,083,425.37
  4. Step 4: Simplify right side
    12,884,497.53x = 125,950,004,636,508.30
  5. Step 5: Solve for x
    x = 125,950,004,636,508.30/12,884,497.53
  6. Step 6: Final answer
    x = 9,775,313.65

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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.