Home / 28,964,286.40-43,474,423.20-14,603,569.60

Finding the Fourth Proportional to 28,964,286.40, 43,474,423.20 and 14,603,569.60

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Solution

The fourth proportional to 28,964,286.40, 43,474,423.20 and 14,603,569.60 is: 21,919,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,964,286.40 : 43,474,423.20 = 14,603,569.60 : x
  2. Step 2: Convert to fraction form
    28,964,286.40/43,474,423.20 = 14,603,569.60/x
  3. Step 3: Cross multiply
    28,964,286.40x = 43,474,423.20 × 14,603,569.60
  4. Step 4: Simplify right side
    28,964,286.40x = 634,881,765,021,054.75
  5. Step 5: Solve for x
    x = 634,881,765,021,054.75/28,964,286.40
  6. Step 6: Final answer
    x = 21,919,468.56

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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.