Home / 11,113,469.25-16,670,110.22-8,686,663.78

Finding the Fourth Proportional to 11,113,469.25, 16,670,110.22 and 8,686,663.78

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Solution

The fourth proportional to 11,113,469.25, 16,670,110.22 and 8,686,663.78 is: 13,029,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,113,469.25 : 16,670,110.22 = 8,686,663.78 : x
  2. Step 2: Convert to fraction form
    11,113,469.25/16,670,110.22 = 8,686,663.78/x
  3. Step 3: Cross multiply
    11,113,469.25x = 16,670,110.22 × 8,686,663.78
  4. Step 4: Simplify right side
    11,113,469.25x = 144,807,642,656,681.81
  5. Step 5: Solve for x
    x = 144,807,642,656,681.81/11,113,469.25
  6. Step 6: Final answer
    x = 13,029,922.47

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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.