Home / 7,374,922.80-11,063,939.40-3,112,897.20

Finding the Fourth Proportional to 7,374,922.80, 11,063,939.40 and 3,112,897.20

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Solution

The fourth proportional to 7,374,922.80, 11,063,939.40 and 3,112,897.20 is: 4,670,002.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,374,922.80 : 11,063,939.40 = 3,112,897.20 : x
  2. Step 2: Convert to fraction form
    7,374,922.80/11,063,939.40 = 3,112,897.20/x
  3. Step 3: Cross multiply
    7,374,922.80x = 11,063,939.40 × 3,112,897.20
  4. Step 4: Simplify right side
    7,374,922.80x = 34,440,905,979,229.68
  5. Step 5: Solve for x
    x = 34,440,905,979,229.68/7,374,922.80
  6. Step 6: Final answer
    x = 4,670,002.24

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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.