Home / 25,938,994.18-38,907,870.81-8,431,529.32

Finding the Fourth Proportional to 25,938,994.18, 38,907,870.81 and 8,431,529.32

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Solution

The fourth proportional to 25,938,994.18, 38,907,870.81 and 8,431,529.32 is: 12,647,092.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938,994.18 : 38,907,870.81 = 8,431,529.32 : x
  2. Step 2: Convert to fraction form
    25,938,994.18/38,907,870.81 = 8,431,529.32/x
  3. Step 3: Cross multiply
    25,938,994.18x = 38,907,870.81 × 8,431,529.32
  4. Step 4: Simplify right side
    25,938,994.18x = 328,052,853,513,287.19
  5. Step 5: Solve for x
    x = 328,052,853,513,287.19/25,938,994.18
  6. Step 6: Final answer
    x = 12,647,092.30

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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.