Home / 5,189,461.16-7,161,413.64-2,834,660.85

Finding the Fourth Proportional to 5,189,461.16, 7,161,413.64 and 2,834,660.85

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Solution

The fourth proportional to 5,189,461.16, 7,161,413.64 and 2,834,660.85 is: 3,911,808.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,461.16 : 7,161,413.64 = 2,834,660.85 : x
  2. Step 2: Convert to fraction form
    5,189,461.16/7,161,413.64 = 2,834,660.85/x
  3. Step 3: Cross multiply
    5,189,461.16x = 7,161,413.64 × 2,834,660.85
  4. Step 4: Simplify right side
    5,189,461.16x = 20,300,178,883,050.65
  5. Step 5: Solve for x
    x = 20,300,178,883,050.65/5,189,461.16
  6. Step 6: Final answer
    x = 3,911,808.62

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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.