Home / 13,706,093.82-18,923,009.64-8,819,807.28

Finding the Fourth Proportional to 13,706,093.82, 18,923,009.64 and 8,819,807.28

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Solution

The fourth proportional to 13,706,093.82, 18,923,009.64 and 8,819,807.28 is: 12,176,868.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,706,093.82 : 18,923,009.64 = 8,819,807.28 : x
  2. Step 2: Convert to fraction form
    13,706,093.82/18,923,009.64 = 8,819,807.28/x
  3. Step 3: Cross multiply
    13,706,093.82x = 18,923,009.64 × 8,819,807.28
  4. Step 4: Simplify right side
    13,706,093.82x = 166,897,298,182,382.16
  5. Step 5: Solve for x
    x = 166,897,298,182,382.16/13,706,093.82
  6. Step 6: Final answer
    x = 12,176,868.21

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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.