Home / 28,788,156.54-43,189,797.74-10,345,963.55

Finding the Fourth Proportional to 28,788,156.54, 43,189,797.74 and 10,345,963.55

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Solution

The fourth proportional to 28,788,156.54, 43,189,797.74 and 10,345,963.55 is: 15,521,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788,156.54 : 43,189,797.74 = 10,345,963.55 : x
  2. Step 2: Convert to fraction form
    28,788,156.54/43,189,797.74 = 10,345,963.55/x
  3. Step 3: Cross multiply
    28,788,156.54x = 43,189,797.74 × 10,345,963.55
  4. Step 4: Simplify right side
    28,788,156.54x = 446,840,072,882,233.56
  5. Step 5: Solve for x
    x = 446,840,072,882,233.56/28,788,156.54
  6. Step 6: Final answer
    x = 15,521,663.30

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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.