Home / 28,788,152.28-43,189,791.30-10,345,959.26

Finding the Fourth Proportional to 28,788,152.28, 43,189,791.30 and 10,345,959.26

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Solution

The fourth proportional to 28,788,152.28, 43,189,791.30 and 10,345,959.26 is: 15,521,656.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,788,152.28 : 43,189,791.30 = 10,345,959.26 : x
  2. Step 2: Convert to fraction form
    28,788,152.28/43,189,791.30 = 10,345,959.26/x
  3. Step 3: Cross multiply
    28,788,152.28x = 43,189,791.30 × 10,345,959.26
  4. Step 4: Simplify right side
    28,788,152.28x = 446,839,821,237,702.38
  5. Step 5: Solve for x
    x = 446,839,821,237,702.38/28,788,152.28
  6. Step 6: Final answer
    x = 15,521,656.86

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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.