Home / 6,440,544.40-8,888,792.16-4,155,352.96

Finding the Fourth Proportional to 6,440,544.40, 8,888,792.16 and 4,155,352.96

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Solution

The fourth proportional to 6,440,544.40, 8,888,792.16 and 4,155,352.96 is: 5,734,929.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,440,544.40 : 8,888,792.16 = 4,155,352.96 : x
  2. Step 2: Convert to fraction form
    6,440,544.40/8,888,792.16 = 4,155,352.96/x
  3. Step 3: Cross multiply
    6,440,544.40x = 8,888,792.16 × 4,155,352.96
  4. Step 4: Simplify right side
    6,440,544.40x = 36,936,068,812,880.80
  5. Step 5: Solve for x
    x = 36,936,068,812,880.80/6,440,544.40
  6. Step 6: Final answer
    x = 5,734,929.61

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1.5x scale

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.