Home / 6,641,603.80-9,962,405.70-5,990,752.60

Finding the Fourth Proportional to 6,641,603.80, 9,962,405.70 and 5,990,752.60

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Solution

The fourth proportional to 6,641,603.80, 9,962,405.70 and 5,990,752.60 is: 8,986,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641,603.80 : 9,962,405.70 = 5,990,752.60 : x
  2. Step 2: Convert to fraction form
    6,641,603.80/9,962,405.70 = 5,990,752.60/x
  3. Step 3: Cross multiply
    6,641,603.80x = 9,962,405.70 × 5,990,752.60
  4. Step 4: Simplify right side
    6,641,603.80x = 59,682,307,849,529.81
  5. Step 5: Solve for x
    x = 59,682,307,849,529.81/6,641,603.80
  6. Step 6: Final answer
    x = 8,986,128.90

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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.