Home / 15,621,755.25-23,436,374.09-6,518,789.06

Finding the Fourth Proportional to 15,621,755.25, 23,436,374.09 and 6,518,789.06

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Solution

The fourth proportional to 15,621,755.25, 23,436,374.09 and 6,518,789.06 is: 9,779,744.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,621,755.25 : 23,436,374.09 = 6,518,789.06 : x
  2. Step 2: Convert to fraction form
    15,621,755.25/23,436,374.09 = 6,518,789.06/x
  3. Step 3: Cross multiply
    15,621,755.25x = 23,436,374.09 × 6,518,789.06
  4. Step 4: Simplify right side
    15,621,755.25x = 152,776,778,874,183.62
  5. Step 5: Solve for x
    x = 152,776,778,874,183.62/15,621,755.25
  6. Step 6: Final answer
    x = 9,779,744.75

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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.