Home / 13,802,999.48-19,048,214.94-8,005,218.72

Finding the Fourth Proportional to 13,802,999.48, 19,048,214.94 and 8,005,218.72

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Solution

The fourth proportional to 13,802,999.48, 19,048,214.94 and 8,005,218.72 is: 11,047,245.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,802,999.48 : 19,048,214.94 = 8,005,218.72 : x
  2. Step 2: Convert to fraction form
    13,802,999.48/19,048,214.94 = 8,005,218.72/x
  3. Step 3: Cross multiply
    13,802,999.48x = 19,048,214.94 × 8,005,218.72
  4. Step 4: Simplify right side
    13,802,999.48x = 152,485,126,820,271.69
  5. Step 5: Solve for x
    x = 152,485,126,820,271.69/13,802,999.48
  6. Step 6: Final answer
    x = 11,047,245.71

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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.