Home / 25,284,334.40-34,892,138.40-13,681,643.84

Finding the Fourth Proportional to 25,284,334.40, 34,892,138.40 and 13,681,643.84

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Solution

The fourth proportional to 25,284,334.40, 34,892,138.40 and 13,681,643.84 is: 18,880,536.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,284,334.40 : 34,892,138.40 = 13,681,643.84 : x
  2. Step 2: Convert to fraction form
    25,284,334.40/34,892,138.40 = 13,681,643.84/x
  3. Step 3: Cross multiply
    25,284,334.40x = 34,892,138.40 × 13,681,643.84
  4. Step 4: Simplify right side
    25,284,334.40x = 477,381,810,404,787.44
  5. Step 5: Solve for x
    x = 477,381,810,404,787.44/25,284,334.40
  6. Step 6: Final answer
    x = 18,880,536.97

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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.