Home / 25,705,792.98-38,557,331.34-8,431,718.40

Finding the Fourth Proportional to 25,705,792.98, 38,557,331.34 and 8,431,718.40

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Solution

The fourth proportional to 25,705,792.98, 38,557,331.34 and 8,431,718.40 is: 12,647,132.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,705,792.98 : 38,557,331.34 = 8,431,718.40 : x
  2. Step 2: Convert to fraction form
    25,705,792.98/38,557,331.34 = 8,431,718.40/x
  3. Step 3: Cross multiply
    25,705,792.98x = 38,557,331.34 × 8,431,718.40
  4. Step 4: Simplify right side
    25,705,792.98x = 325,104,560,114,374.69
  5. Step 5: Solve for x
    x = 325,104,560,114,374.69/25,705,792.98
  6. Step 6: Final answer
    x = 12,647,132.12

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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.