Home / 42,202,450.42-63,294,818.13-11,903,227.54

Finding the Fourth Proportional to 42,202,450.42, 63,294,818.13 and 11,903,227.54

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Solution

The fourth proportional to 42,202,450.42, 63,294,818.13 and 11,903,227.54 is: 17,852,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,202,450.42 : 63,294,818.13 = 11,903,227.54 : x
  2. Step 2: Convert to fraction form
    42,202,450.42/63,294,818.13 = 11,903,227.54/x
  3. Step 3: Cross multiply
    42,202,450.42x = 63,294,818.13 × 11,903,227.54
  4. Step 4: Simplify right side
    42,202,450.42x = 753,412,622,304,307.25
  5. Step 5: Solve for x
    x = 753,412,622,304,307.25/42,202,450.42
  6. Step 6: Final answer
    x = 17,852,343.05

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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.