Home / 6,248,814.60-9,373,221.90-1,989,413.40

Finding the Fourth Proportional to 6,248,814.60, 9,373,221.90 and 1,989,413.40

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Solution

The fourth proportional to 6,248,814.60, 9,373,221.90 and 1,989,413.40 is: 2,984,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248,814.60 : 9,373,221.90 = 1,989,413.40 : x
  2. Step 2: Convert to fraction form
    6,248,814.60/9,373,221.90 = 1,989,413.40/x
  3. Step 3: Cross multiply
    6,248,814.60x = 9,373,221.90 × 1,989,413.40
  4. Step 4: Simplify right side
    6,248,814.60x = 18,647,213,249,033.46
  5. Step 5: Solve for x
    x = 18,647,213,249,033.46/6,248,814.60
  6. Step 6: Final answer
    x = 2,984,120.10

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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.