Home / 6,240,640.40-9,360,960.60-5,820,736.40

Finding the Fourth Proportional to 6,240,640.40, 9,360,960.60 and 5,820,736.40

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Solution

The fourth proportional to 6,240,640.40, 9,360,960.60 and 5,820,736.40 is: 8,731,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240,640.40 : 9,360,960.60 = 5,820,736.40 : x
  2. Step 2: Convert to fraction form
    6,240,640.40/9,360,960.60 = 5,820,736.40/x
  3. Step 3: Cross multiply
    6,240,640.40x = 9,360,960.60 × 5,820,736.40
  4. Step 4: Simplify right side
    6,240,640.40x = 54,487,684,103,385.84
  5. Step 5: Solve for x
    x = 54,487,684,103,385.84/6,240,640.40
  6. Step 6: Final answer
    x = 8,731,104.60

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1.5x scale

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.