Home / 6,878,084.40-10,317,126.60-6,771,796.20

Finding the Fourth Proportional to 6,878,084.40, 10,317,126.60 and 6,771,796.20

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Solution

The fourth proportional to 6,878,084.40, 10,317,126.60 and 6,771,796.20 is: 10,157,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,084.40 : 10,317,126.60 = 6,771,796.20 : x
  2. Step 2: Convert to fraction form
    6,878,084.40/10,317,126.60 = 6,771,796.20/x
  3. Step 3: Cross multiply
    6,878,084.40x = 10,317,126.60 × 6,771,796.20
  4. Step 4: Simplify right side
    6,878,084.40x = 69,865,478,704,798.92
  5. Step 5: Solve for x
    x = 69,865,478,704,798.92/6,878,084.40
  6. Step 6: Final answer
    x = 10,157,694.30

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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.