Home / 6,646,521.35-9,175,263.86-3,892,828.64

Finding the Fourth Proportional to 6,646,521.35, 9,175,263.86 and 3,892,828.64

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Solution

The fourth proportional to 6,646,521.35, 9,175,263.86 and 3,892,828.64 is: 5,373,898.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,646,521.35 : 9,175,263.86 = 3,892,828.64 : x
  2. Step 2: Convert to fraction form
    6,646,521.35/9,175,263.86 = 3,892,828.64/x
  3. Step 3: Cross multiply
    6,646,521.35x = 9,175,263.86 × 3,892,828.64
  4. Step 4: Simplify right side
    6,646,521.35x = 35,717,729,937,238.97
  5. Step 5: Solve for x
    x = 35,717,729,937,238.97/6,646,521.35
  6. Step 6: Final answer
    x = 5,373,898.32

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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.