Home / 6,628,482-9,938,697.72-4,324,686.48

Finding the Fourth Proportional to 6,628,482, 9,938,697.72 and 4,324,686.48

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Solution

The fourth proportional to 6,628,482, 9,938,697.72 and 4,324,686.48 is: 6,484,403.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628,482 : 9,938,697.72 = 4,324,686.48 : x
  2. Step 2: Convert to fraction form
    6,628,482/9,938,697.72 = 4,324,686.48/x
  3. Step 3: Cross multiply
    6,628,482x = 9,938,697.72 × 4,324,686.48
  4. Step 4: Simplify right side
    6,628,482x = 42,981,751,658,490.84
  5. Step 5: Solve for x
    x = 42,981,751,658,490.84/6,628,482
  6. Step 6: Final answer
    x = 6,484,403.47

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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.