Home / 13,594,872.96-18,758,729.52-7,792,587

Finding the Fourth Proportional to 13,594,872.96, 18,758,729.52 and 7,792,587

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Solution

The fourth proportional to 13,594,872.96, 18,758,729.52 and 7,792,587 is: 10,752,511.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594,872.96 : 18,758,729.52 = 7,792,587 : x
  2. Step 2: Convert to fraction form
    13,594,872.96/18,758,729.52 = 7,792,587/x
  3. Step 3: Cross multiply
    13,594,872.96x = 18,758,729.52 × 7,792,587
  4. Step 4: Simplify right side
    13,594,872.96x = 146,179,031,794,068.25
  5. Step 5: Solve for x
    x = 146,179,031,794,068.25/13,594,872.96
  6. Step 6: Final answer
    x = 10,752,511.79

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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.