Home / 15,293,620.88-21,090,526.36-10,275,717.88

Finding the Fourth Proportional to 15,293,620.88, 21,090,526.36 and 10,275,717.88

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Solution

The fourth proportional to 15,293,620.88, 21,090,526.36 and 10,275,717.88 is: 14,170,633.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,620.88 : 21,090,526.36 = 10,275,717.88 : x
  2. Step 2: Convert to fraction form
    15,293,620.88/21,090,526.36 = 10,275,717.88/x
  3. Step 3: Cross multiply
    15,293,620.88x = 21,090,526.36 × 10,275,717.88
  4. Step 4: Simplify right side
    15,293,620.88x = 216,720,298,737,647.72
  5. Step 5: Solve for x
    x = 216,720,298,737,647.72/15,293,620.88
  6. Step 6: Final answer
    x = 14,170,633.65

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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.