Home / 13,695,963.92-18,900,413.16-7,584,385.04

Finding the Fourth Proportional to 13,695,963.92, 18,900,413.16 and 7,584,385.04

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Solution

The fourth proportional to 13,695,963.92, 18,900,413.16 and 7,584,385.04 is: 10,466,441.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,695,963.92 : 18,900,413.16 = 7,584,385.04 : x
  2. Step 2: Convert to fraction form
    13,695,963.92/18,900,413.16 = 7,584,385.04/x
  3. Step 3: Cross multiply
    13,695,963.92x = 18,900,413.16 × 7,584,385.04
  4. Step 4: Simplify right side
    13,695,963.92x = 143,348,010,820,523.12
  5. Step 5: Solve for x
    x = 143,348,010,820,523.12/13,695,963.92
  6. Step 6: Final answer
    x = 10,466,441.91

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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.