Home / 6,645,457.10-9,968,185.65-3,622,148.30

Finding the Fourth Proportional to 6,645,457.10, 9,968,185.65 and 3,622,148.30

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Solution

The fourth proportional to 6,645,457.10, 9,968,185.65 and 3,622,148.30 is: 5,433,222.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,457.10 : 9,968,185.65 = 3,622,148.30 : x
  2. Step 2: Convert to fraction form
    6,645,457.10/9,968,185.65 = 3,622,148.30/x
  3. Step 3: Cross multiply
    6,645,457.10x = 9,968,185.65 × 3,622,148.30
  4. Step 4: Simplify right side
    6,645,457.10x = 36,106,246,706,231.89
  5. Step 5: Solve for x
    x = 36,106,246,706,231.89/6,645,457.10
  6. Step 6: Final answer
    x = 5,433,222.45

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Double scale
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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.