Home / 7,383,626.60-11,075,439.90-5,242,116.20

Finding the Fourth Proportional to 7,383,626.60, 11,075,439.90 and 5,242,116.20

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Solution

The fourth proportional to 7,383,626.60, 11,075,439.90 and 5,242,116.20 is: 7,863,174.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,383,626.60 : 11,075,439.90 = 5,242,116.20 : x
  2. Step 2: Convert to fraction form
    7,383,626.60/11,075,439.90 = 5,242,116.20/x
  3. Step 3: Cross multiply
    7,383,626.60x = 11,075,439.90 × 5,242,116.20
  4. Step 4: Simplify right side
    7,383,626.60x = 58,058,742,921,916.38
  5. Step 5: Solve for x
    x = 58,058,742,921,916.38/7,383,626.60
  6. Step 6: Final answer
    x = 7,863,174.30

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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.