Home / 16,865,069.42-25,307,679.35-15,492,942.85

Finding the Fourth Proportional to 16,865,069.42, 25,307,679.35 and 15,492,942.85

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Solution

The fourth proportional to 16,865,069.42, 25,307,679.35 and 15,492,942.85 is: 23,248,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,865,069.42 : 25,307,679.35 = 15,492,942.85 : x
  2. Step 2: Convert to fraction form
    16,865,069.42/25,307,679.35 = 15,492,942.85/x
  3. Step 3: Cross multiply
    16,865,069.42x = 25,307,679.35 × 15,492,942.85
  4. Step 4: Simplify right side
    16,865,069.42x = 392,090,429,835,675.19
  5. Step 5: Solve for x
    x = 392,090,429,835,675.19/16,865,069.42
  6. Step 6: Final answer
    x = 23,248,669.78

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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.