Home / 8,413,144.04-12,621,413.72-2,656,776.58

Finding the Fourth Proportional to 8,413,144.04, 12,621,413.72 and 2,656,776.58

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Solution

The fourth proportional to 8,413,144.04, 12,621,413.72 and 2,656,776.58 is: 3,985,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,413,144.04 : 12,621,413.72 = 2,656,776.58 : x
  2. Step 2: Convert to fraction form
    8,413,144.04/12,621,413.72 = 2,656,776.58/x
  3. Step 3: Cross multiply
    8,413,144.04x = 12,621,413.72 × 2,656,776.58
  4. Step 4: Simplify right side
    8,413,144.04x = 33,532,276,352,875.09
  5. Step 5: Solve for x
    x = 33,532,276,352,875.09/8,413,144.04
  6. Step 6: Final answer
    x = 3,985,700.97

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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.