Home / 21,911,195.10-30,232,016.64-14,166,918.84

Finding the Fourth Proportional to 21,911,195.10, 30,232,016.64 and 14,166,918.84

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Solution

The fourth proportional to 21,911,195.10, 30,232,016.64 and 14,166,918.84 is: 19,546,835.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,911,195.10 : 30,232,016.64 = 14,166,918.84 : x
  2. Step 2: Convert to fraction form
    21,911,195.10/30,232,016.64 = 14,166,918.84/x
  3. Step 3: Cross multiply
    21,911,195.10x = 30,232,016.64 × 14,166,918.84
  4. Step 4: Simplify right side
    21,911,195.10x = 428,294,526,108,409.50
  5. Step 5: Solve for x
    x = 428,294,526,108,409.50/21,911,195.10
  6. Step 6: Final answer
    x = 19,546,835.49

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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.