Home / 34,202,721.53-47,199,801.21-18,521,773.05

Finding the Fourth Proportional to 34,202,721.53, 47,199,801.21 and 18,521,773.05

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Solution

The fourth proportional to 34,202,721.53, 47,199,801.21 and 18,521,773.05 is: 25,560,071.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,202,721.53 : 47,199,801.21 = 18,521,773.05 : x
  2. Step 2: Convert to fraction form
    34,202,721.53/47,199,801.21 = 18,521,773.05/x
  3. Step 3: Cross multiply
    34,202,721.53x = 47,199,801.21 × 18,521,773.05
  4. Step 4: Simplify right side
    34,202,721.53x = 874,224,006,016,735.50
  5. Step 5: Solve for x
    x = 874,224,006,016,735.50/34,202,721.53
  6. Step 6: Final answer
    x = 25,560,071.45

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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.