Home / 7,230,853-10,846,343.04-1,839,509.12

Finding the Fourth Proportional to 7,230,853, 10,846,343.04 and 1,839,509.12

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Solution

The fourth proportional to 7,230,853, 10,846,343.04 and 1,839,509.12 is: 2,759,279.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,230,853 : 10,846,343.04 = 1,839,509.12 : x
  2. Step 2: Convert to fraction form
    7,230,853/10,846,343.04 = 1,839,509.12/x
  3. Step 3: Cross multiply
    7,230,853x = 10,846,343.04 × 1,839,509.12
  4. Step 4: Simplify right side
    7,230,853x = 19,951,946,940,728.52
  5. Step 5: Solve for x
    x = 19,951,946,940,728.52/7,230,853
  6. Step 6: Final answer
    x = 2,759,279.84

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Double scale
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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.