Home / 13,701,947.19-20,552,912.73-12,793,931.34

Finding the Fourth Proportional to 13,701,947.19, 20,552,912.73 and 12,793,931.34

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Solution

The fourth proportional to 13,701,947.19, 20,552,912.73 and 12,793,931.34 is: 19,190,889.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,701,947.19 : 20,552,912.73 = 12,793,931.34 : x
  2. Step 2: Convert to fraction form
    13,701,947.19/20,552,912.73 = 12,793,931.34/x
  3. Step 3: Cross multiply
    13,701,947.19x = 20,552,912.73 × 12,793,931.34
  4. Step 4: Simplify right side
    13,701,947.19x = 262,952,554,304,631.97
  5. Step 5: Solve for x
    x = 262,952,554,304,631.97/13,701,947.19
  6. Step 6: Final answer
    x = 19,190,889.49

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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.