Home / 39,907,055.52-59,860,709.28-11,153,001.60

Finding the Fourth Proportional to 39,907,055.52, 59,860,709.28 and 11,153,001.60

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Solution

The fourth proportional to 39,907,055.52, 59,860,709.28 and 11,153,001.60 is: 16,729,537.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,907,055.52 : 59,860,709.28 = 11,153,001.60 : x
  2. Step 2: Convert to fraction form
    39,907,055.52/59,860,709.28 = 11,153,001.60/x
  3. Step 3: Cross multiply
    39,907,055.52x = 59,860,709.28 × 11,153,001.60
  4. Step 4: Simplify right side
    39,907,055.52x = 667,626,586,376,974.88
  5. Step 5: Solve for x
    x = 667,626,586,376,974.88/39,907,055.52
  6. Step 6: Final answer
    x = 16,729,537.61

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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.