Home / 5,447,878.13-7,518,413.09-3,000,488.61

Finding the Fourth Proportional to 5,447,878.13, 7,518,413.09 and 3,000,488.61

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Solution

The fourth proportional to 5,447,878.13, 7,518,413.09 and 3,000,488.61 is: 4,140,862.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,447,878.13 : 7,518,413.09 = 3,000,488.61 : x
  2. Step 2: Convert to fraction form
    5,447,878.13/7,518,413.09 = 3,000,488.61/x
  3. Step 3: Cross multiply
    5,447,878.13x = 7,518,413.09 × 3,000,488.61
  4. Step 4: Simplify right side
    5,447,878.13x = 22,558,912,826,817.46
  5. Step 5: Solve for x
    x = 22,558,912,826,817.46/5,447,878.13
  6. Step 6: Final answer
    x = 4,140,862.24

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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.