Home / 5,228,578.41-7,215,294.11-2,905,410.93

Finding the Fourth Proportional to 5,228,578.41, 7,215,294.11 and 2,905,410.93

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Solution

The fourth proportional to 5,228,578.41, 7,215,294.11 and 2,905,410.93 is: 4,009,387.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228,578.41 : 7,215,294.11 = 2,905,410.93 : x
  2. Step 2: Convert to fraction form
    5,228,578.41/7,215,294.11 = 2,905,410.93/x
  3. Step 3: Cross multiply
    5,228,578.41x = 7,215,294.11 × 2,905,410.93
  4. Step 4: Simplify right side
    5,228,578.41x = 20,963,394,355,831.57
  5. Step 5: Solve for x
    x = 20,963,394,355,831.57/5,228,578.41
  6. Step 6: Final answer
    x = 4,009,387.01

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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.