Home / 10,837,134.72-16,259,315.70-7,208,171.22

Finding the Fourth Proportional to 10,837,134.72, 16,259,315.70 and 7,208,171.22

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Solution

The fourth proportional to 10,837,134.72, 16,259,315.70 and 7,208,171.22 is: 10,814,660.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,837,134.72 : 16,259,315.70 = 7,208,171.22 : x
  2. Step 2: Convert to fraction form
    10,837,134.72/16,259,315.70 = 7,208,171.22/x
  3. Step 3: Cross multiply
    10,837,134.72x = 16,259,315.70 × 7,208,171.22
  4. Step 4: Simplify right side
    10,837,134.72x = 117,199,931,485,634.14
  5. Step 5: Solve for x
    x = 117,199,931,485,634.14/10,837,134.72
  6. Step 6: Final answer
    x = 10,814,660.38

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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.