Home / 19,137,955.25-28,712,493.32-6,183,834.83

Finding the Fourth Proportional to 19,137,955.25, 28,712,493.32 and 6,183,834.83

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Solution

The fourth proportional to 19,137,955.25, 28,712,493.32 and 6,183,834.83 is: 9,277,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,137,955.25 : 28,712,493.32 = 6,183,834.83 : x
  2. Step 2: Convert to fraction form
    19,137,955.25/28,712,493.32 = 6,183,834.83/x
  3. Step 3: Cross multiply
    19,137,955.25x = 28,712,493.32 × 6,183,834.83
  4. Step 4: Simplify right side
    19,137,955.25x = 177,553,316,073,876.72
  5. Step 5: Solve for x
    x = 177,553,316,073,876.72/19,137,955.25
  6. Step 6: Final answer
    x = 9,277,548.92

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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.