Home / 11,359,778.07-17,027,045.28-8,655,186.45

Finding the Fourth Proportional to 11,359,778.07, 17,027,045.28 and 8,655,186.45

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Solution

The fourth proportional to 11,359,778.07, 17,027,045.28 and 8,655,186.45 is: 12,973,162.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,359,778.07 : 17,027,045.28 = 8,655,186.45 : x
  2. Step 2: Convert to fraction form
    11,359,778.07/17,027,045.28 = 8,655,186.45/x
  3. Step 3: Cross multiply
    11,359,778.07x = 17,027,045.28 × 8,655,186.45
  4. Step 4: Simplify right side
    11,359,778.07x = 147,372,251,590,992.47
  5. Step 5: Solve for x
    x = 147,372,251,590,992.47/11,359,778.07
  6. Step 6: Final answer
    x = 12,973,162.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.