Home / 7,774,343.97-10,728,521.45-4,289,714.25

Finding the Fourth Proportional to 7,774,343.97, 10,728,521.45 and 4,289,714.25

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Solution

The fourth proportional to 7,774,343.97, 10,728,521.45 and 4,289,714.25 is: 5,919,765.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,774,343.97 : 10,728,521.45 = 4,289,714.25 : x
  2. Step 2: Convert to fraction form
    7,774,343.97/10,728,521.45 = 4,289,714.25/x
  3. Step 3: Cross multiply
    7,774,343.97x = 10,728,521.45 × 4,289,714.25
  4. Step 4: Simplify right side
    7,774,343.97x = 46,022,291,360,249.50
  5. Step 5: Solve for x
    x = 46,022,291,360,249.50/7,774,343.97
  6. Step 6: Final answer
    x = 5,919,765.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.