Home / 6,138,850.80-9,208,276.20-4,869,807.60

Finding the Fourth Proportional to 6,138,850.80, 9,208,276.20 and 4,869,807.60

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Solution

The fourth proportional to 6,138,850.80, 9,208,276.20 and 4,869,807.60 is: 7,304,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,138,850.80 : 9,208,276.20 = 4,869,807.60 : x
  2. Step 2: Convert to fraction form
    6,138,850.80/9,208,276.20 = 4,869,807.60/x
  3. Step 3: Cross multiply
    6,138,850.80x = 9,208,276.20 × 4,869,807.60
  4. Step 4: Simplify right side
    6,138,850.80x = 44,842,533,421,659.11
  5. Step 5: Solve for x
    x = 44,842,533,421,659.11/6,138,850.80
  6. Step 6: Final answer
    x = 7,304,711.40

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Similar ratio
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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.