Home / 8,590,942.10-12,886,413.15-4,764,566.90

Finding the Fourth Proportional to 8,590,942.10, 12,886,413.15 and 4,764,566.90

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Solution

The fourth proportional to 8,590,942.10, 12,886,413.15 and 4,764,566.90 is: 7,146,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,590,942.10 : 12,886,413.15 = 4,764,566.90 : x
  2. Step 2: Convert to fraction form
    8,590,942.10/12,886,413.15 = 4,764,566.90/x
  3. Step 3: Cross multiply
    8,590,942.10x = 12,886,413.15 × 4,764,566.90
  4. Step 4: Simplify right side
    8,590,942.10x = 61,398,177,554,214.74
  5. Step 5: Solve for x
    x = 61,398,177,554,214.74/8,590,942.10
  6. Step 6: Final answer
    x = 7,146,850.35

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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.