Home / 6,919,844.07-9,466,395.73-6,890,698.20

Finding the Fourth Proportional to 6,919,844.07, 9,466,395.73 and 6,890,698.20

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Solution

The fourth proportional to 6,919,844.07, 9,466,395.73 and 6,890,698.20 is: 9,426,523.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,844.07 : 9,466,395.73 = 6,890,698.20 : x
  2. Step 2: Convert to fraction form
    6,919,844.07/9,466,395.73 = 6,890,698.20/x
  3. Step 3: Cross multiply
    6,919,844.07x = 9,466,395.73 × 6,890,698.20
  4. Step 4: Simplify right side
    6,919,844.07x = 65,230,076,020,982.62
  5. Step 5: Solve for x
    x = 65,230,076,020,982.62/6,919,844.07
  6. Step 6: Final answer
    x = 9,426,523.97

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.