Home / 4,680,935.20-7,021,402.80-4,331,015.20

Finding the Fourth Proportional to 4,680,935.20, 7,021,402.80 and 4,331,015.20

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Solution

The fourth proportional to 4,680,935.20, 7,021,402.80 and 4,331,015.20 is: 6,496,522.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,935.20 : 7,021,402.80 = 4,331,015.20 : x
  2. Step 2: Convert to fraction form
    4,680,935.20/7,021,402.80 = 4,331,015.20/x
  3. Step 3: Cross multiply
    4,680,935.20x = 7,021,402.80 × 4,331,015.20
  4. Step 4: Simplify right side
    4,680,935.20x = 30,409,802,252,122.56
  5. Step 5: Solve for x
    x = 30,409,802,252,122.56/4,680,935.20
  6. Step 6: Final answer
    x = 6,496,522.80

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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.