Home / 7,415,780.40-11,123,670.60-2,367,601.20

Finding the Fourth Proportional to 7,415,780.40, 11,123,670.60 and 2,367,601.20

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Solution

The fourth proportional to 7,415,780.40, 11,123,670.60 and 2,367,601.20 is: 3,551,401.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,780.40 : 11,123,670.60 = 2,367,601.20 : x
  2. Step 2: Convert to fraction form
    7,415,780.40/11,123,670.60 = 2,367,601.20/x
  3. Step 3: Cross multiply
    7,415,780.40x = 11,123,670.60 × 2,367,601.20
  4. Step 4: Simplify right side
    7,415,780.40x = 26,336,415,860,964.72
  5. Step 5: Solve for x
    x = 26,336,415,860,964.72/7,415,780.40
  6. Step 6: Final answer
    x = 3,551,401.80

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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.