Home / 28,611,000.85-42,916,501.28-25,475,717.65

Finding the Fourth Proportional to 28,611,000.85, 42,916,501.28 and 25,475,717.65

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Solution

The fourth proportional to 28,611,000.85, 42,916,501.28 and 25,475,717.65 is: 38,213,576.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,611,000.85 : 42,916,501.28 = 25,475,717.65 : x
  2. Step 2: Convert to fraction form
    28,611,000.85/42,916,501.28 = 25,475,717.65/x
  3. Step 3: Cross multiply
    28,611,000.85x = 42,916,501.28 × 25,475,717.65
  4. Step 4: Simplify right side
    28,611,000.85x = 1,093,328,669,007,764.88
  5. Step 5: Solve for x
    x = 1,093,328,669,007,764.88/28,611,000.85
  6. Step 6: Final answer
    x = 38,213,576.48

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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.