Home / 10,109,936.40-15,164,904.60-2,921,704.80

Finding the Fourth Proportional to 10,109,936.40, 15,164,904.60 and 2,921,704.80

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Solution

The fourth proportional to 10,109,936.40, 15,164,904.60 and 2,921,704.80 is: 4,382,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,109,936.40 : 15,164,904.60 = 2,921,704.80 : x
  2. Step 2: Convert to fraction form
    10,109,936.40/15,164,904.60 = 2,921,704.80/x
  3. Step 3: Cross multiply
    10,109,936.40x = 15,164,904.60 × 2,921,704.80
  4. Step 4: Simplify right side
    10,109,936.40x = 44,307,374,561,362.08
  5. Step 5: Solve for x
    x = 44,307,374,561,362.08/10,109,936.40
  6. Step 6: Final answer
    x = 4,382,557.20

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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.