Home / 10,424,787.05-15,623,561.95-5,813,589.29

Finding the Fourth Proportional to 10,424,787.05, 15,623,561.95 and 5,813,589.29

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Solution

The fourth proportional to 10,424,787.05, 15,623,561.95 and 5,813,589.29 is: 8,712,789.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424,787.05 : 15,623,561.95 = 5,813,589.29 : x
  2. Step 2: Convert to fraction form
    10,424,787.05/15,623,561.95 = 5,813,589.29/x
  3. Step 3: Cross multiply
    10,424,787.05x = 15,623,561.95 × 5,813,589.29
  4. Step 4: Simplify right side
    10,424,787.05x = 90,828,972,424,171.52
  5. Step 5: Solve for x
    x = 90,828,972,424,171.52/10,424,787.05
  6. Step 6: Final answer
    x = 8,712,789.24

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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.