Home / 21,409,170.61-29,544,684.65-11,619,614.94

Finding the Fourth Proportional to 21,409,170.61, 29,544,684.65 and 11,619,614.94

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Solution

The fourth proportional to 21,409,170.61, 29,544,684.65 and 11,619,614.94 is: 16,035,084.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,409,170.61 : 29,544,684.65 = 11,619,614.94 : x
  2. Step 2: Convert to fraction form
    21,409,170.61/29,544,684.65 = 11,619,614.94/x
  3. Step 3: Cross multiply
    21,409,170.61x = 29,544,684.65 × 11,619,614.94
  4. Step 4: Simplify right side
    21,409,170.61x = 343,297,859,009,005.25
  5. Step 5: Solve for x
    x = 343,297,859,009,005.25/21,409,170.61
  6. Step 6: Final answer
    x = 16,035,084.46

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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.