Home / 12,740,252.09-17,583,283.37-7,514,736.35

Finding the Fourth Proportional to 12,740,252.09, 17,583,283.37 and 7,514,736.35

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Solution

The fourth proportional to 12,740,252.09, 17,583,283.37 and 7,514,736.35 is: 10,371,359.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,740,252.09 : 17,583,283.37 = 7,514,736.35 : x
  2. Step 2: Convert to fraction form
    12,740,252.09/17,583,283.37 = 7,514,736.35/x
  3. Step 3: Cross multiply
    12,740,252.09x = 17,583,283.37 × 7,514,736.35
  4. Step 4: Simplify right side
    12,740,252.09x = 132,133,738,623,759.91
  5. Step 5: Solve for x
    x = 132,133,738,623,759.91/12,740,252.09
  6. Step 6: Final answer
    x = 10,371,359.82

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1.5x scale

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.