Home / 6,880,920.04-9,494,606.76-3,980,580.76

Finding the Fourth Proportional to 6,880,920.04, 9,494,606.76 and 3,980,580.76

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Solution

The fourth proportional to 6,880,920.04, 9,494,606.76 and 3,980,580.76 is: 5,492,586.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,880,920.04 : 9,494,606.76 = 3,980,580.76 : x
  2. Step 2: Convert to fraction form
    6,880,920.04/9,494,606.76 = 3,980,580.76/x
  3. Step 3: Cross multiply
    6,880,920.04x = 9,494,606.76 × 3,980,580.76
  4. Step 4: Simplify right side
    6,880,920.04x = 37,794,048,992,621.94
  5. Step 5: Solve for x
    x = 37,794,048,992,621.94/6,880,920.04
  6. Step 6: Final answer
    x = 5,492,586.57

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Double scale
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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.