Home / 28,565,684.49-39,432,706.94-19,285,819.73

Finding the Fourth Proportional to 28,565,684.49, 39,432,706.94 and 19,285,819.73

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Solution

The fourth proportional to 28,565,684.49, 39,432,706.94 and 19,285,819.73 is: 26,622,574.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,565,684.49 : 39,432,706.94 = 19,285,819.73 : x
  2. Step 2: Convert to fraction form
    28,565,684.49/39,432,706.94 = 19,285,819.73/x
  3. Step 3: Cross multiply
    28,565,684.49x = 39,432,706.94 × 19,285,819.73
  4. Step 4: Simplify right side
    28,565,684.49x = 760,492,077,217,167.38
  5. Step 5: Solve for x
    x = 760,492,077,217,167.38/28,565,684.49
  6. Step 6: Final answer
    x = 26,622,574.98

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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.