Home / 15,526,606.68-21,426,805.06-9,004,108.82

Finding the Fourth Proportional to 15,526,606.68, 21,426,805.06 and 9,004,108.82

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Solution

The fourth proportional to 15,526,606.68, 21,426,805.06 and 9,004,108.82 is: 12,425,721.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,606.68 : 21,426,805.06 = 9,004,108.82 : x
  2. Step 2: Convert to fraction form
    15,526,606.68/21,426,805.06 = 9,004,108.82/x
  3. Step 3: Cross multiply
    15,526,606.68x = 21,426,805.06 × 9,004,108.82
  4. Step 4: Simplify right side
    15,526,606.68x = 192,929,284,425,166.62
  5. Step 5: Solve for x
    x = 192,929,284,425,166.62/15,526,606.68
  6. Step 6: Final answer
    x = 12,425,721.11

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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.