Home / 7,352,468.40-11,028,702.60-5,321,182.80

Finding the Fourth Proportional to 7,352,468.40, 11,028,702.60 and 5,321,182.80

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Solution

The fourth proportional to 7,352,468.40, 11,028,702.60 and 5,321,182.80 is: 7,981,774.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352,468.40 : 11,028,702.60 = 5,321,182.80 : x
  2. Step 2: Convert to fraction form
    7,352,468.40/11,028,702.60 = 5,321,182.80/x
  3. Step 3: Cross multiply
    7,352,468.40x = 11,028,702.60 × 5,321,182.80
  4. Step 4: Simplify right side
    7,352,468.40x = 58,685,742,581,435.27
  5. Step 5: Solve for x
    x = 58,685,742,581,435.27/7,352,468.40
  6. Step 6: Final answer
    x = 7,981,774.20

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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.