Home / 25,414,851.72-35,072,766.30-13,812,415.80

Finding the Fourth Proportional to 25,414,851.72, 35,072,766.30 and 13,812,415.80

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Solution

The fourth proportional to 25,414,851.72, 35,072,766.30 and 13,812,415.80 is: 19,061,281.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414,851.72 : 35,072,766.30 = 13,812,415.80 : x
  2. Step 2: Convert to fraction form
    25,414,851.72/35,072,766.30 = 13,812,415.80/x
  3. Step 3: Cross multiply
    25,414,851.72x = 35,072,766.30 × 13,812,415.80
  4. Step 4: Simplify right side
    25,414,851.72x = 484,439,631,391,827.50
  5. Step 5: Solve for x
    x = 484,439,631,391,827.50/25,414,851.72
  6. Step 6: Final answer
    x = 19,061,281.05

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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.