Home / 19,722,040.90-29,569,064.55-7,586,815.30

Finding the Fourth Proportional to 19,722,040.90, 29,569,064.55 and 7,586,815.30

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Solution

The fourth proportional to 19,722,040.90, 29,569,064.55 and 7,586,815.30 is: 11,374,838.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,722,040.90 : 29,569,064.55 = 7,586,815.30 : x
  2. Step 2: Convert to fraction form
    19,722,040.90/29,569,064.55 = 7,586,815.30/x
  3. Step 3: Cross multiply
    19,722,040.90x = 29,569,064.55 × 7,586,815.30
  4. Step 4: Simplify right side
    19,722,040.90x = 224,335,031,334,627.62
  5. Step 5: Solve for x
    x = 224,335,031,334,627.62/19,722,040.90
  6. Step 6: Final answer
    x = 11,374,838.56

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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.