Home / 28,826,569.52-39,778,915.56-16,434,930.32

Finding the Fourth Proportional to 28,826,569.52, 39,778,915.56 and 16,434,930.32

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Solution

The fourth proportional to 28,826,569.52, 39,778,915.56 and 16,434,930.32 is: 22,679,205.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,826,569.52 : 39,778,915.56 = 16,434,930.32 : x
  2. Step 2: Convert to fraction form
    28,826,569.52/39,778,915.56 = 16,434,930.32/x
  3. Step 3: Cross multiply
    28,826,569.52x = 39,778,915.56 × 16,434,930.32
  4. Step 4: Simplify right side
    28,826,569.52x = 653,763,705,433,763.88
  5. Step 5: Solve for x
    x = 653,763,705,433,763.88/28,826,569.52
  6. Step 6: Final answer
    x = 22,679,205.90

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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.