Home / 25,165,521.31-34,728,087.40-14,152,267.72

Finding the Fourth Proportional to 25,165,521.31, 34,728,087.40 and 14,152,267.72

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Solution

The fourth proportional to 25,165,521.31, 34,728,087.40 and 14,152,267.72 is: 19,529,942.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,165,521.31 : 34,728,087.40 = 14,152,267.72 : x
  2. Step 2: Convert to fraction form
    25,165,521.31/34,728,087.40 = 14,152,267.72/x
  3. Step 3: Cross multiply
    25,165,521.31x = 34,728,087.40 × 14,152,267.72
  4. Step 4: Simplify right side
    25,165,521.31x = 491,481,190,114,718.25
  5. Step 5: Solve for x
    x = 491,481,190,114,718.25/25,165,521.31
  6. Step 6: Final answer
    x = 19,529,942.74

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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.