Home / 9,969,642.90-14,954,464.35-7,450,218.90

Finding the Fourth Proportional to 9,969,642.90, 14,954,464.35 and 7,450,218.90

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Solution

The fourth proportional to 9,969,642.90, 14,954,464.35 and 7,450,218.90 is: 11,175,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,969,642.90 : 14,954,464.35 = 7,450,218.90 : x
  2. Step 2: Convert to fraction form
    9,969,642.90/14,954,464.35 = 7,450,218.90/x
  3. Step 3: Cross multiply
    9,969,642.90x = 14,954,464.35 × 7,450,218.90
  4. Step 4: Simplify right side
    9,969,642.90x = 111,414,032,939,746.22
  5. Step 5: Solve for x
    x = 111,414,032,939,746.22/9,969,642.90
  6. Step 6: Final answer
    x = 11,175,328.35

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Double scale
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Similar ratio
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1.5x scale

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.