Home / 7,792,890.16-11,690,432.58-2,401,975.12

Finding the Fourth Proportional to 7,792,890.16, 11,690,432.58 and 2,401,975.12

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Solution

The fourth proportional to 7,792,890.16, 11,690,432.58 and 2,401,975.12 is: 3,603,300.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,792,890.16 : 11,690,432.58 = 2,401,975.12 : x
  2. Step 2: Convert to fraction form
    7,792,890.16/11,690,432.58 = 2,401,975.12/x
  3. Step 3: Cross multiply
    7,792,890.16x = 11,690,432.58 × 2,401,975.12
  4. Step 4: Simplify right side
    7,792,890.16x = 28,080,128,199,197.41
  5. Step 5: Solve for x
    x = 28,080,128,199,197.41/7,792,890.16
  6. Step 6: Final answer
    x = 3,603,300.91

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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.