Home / 7,545,781.75-10,413,203.52-4,108,047.40

Finding the Fourth Proportional to 7,545,781.75, 10,413,203.52 and 4,108,047.40

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Solution

The fourth proportional to 7,545,781.75, 10,413,203.52 and 4,108,047.40 is: 5,669,118.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,545,781.75 : 10,413,203.52 = 4,108,047.40 : x
  2. Step 2: Convert to fraction form
    7,545,781.75/10,413,203.52 = 4,108,047.40/x
  3. Step 3: Cross multiply
    7,545,781.75x = 10,413,203.52 × 4,108,047.40
  4. Step 4: Simplify right side
    7,545,781.75x = 42,777,933,646,006.84
  5. Step 5: Solve for x
    x = 42,777,933,646,006.84/7,545,781.75
  6. Step 6: Final answer
    x = 5,669,118.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.