Home / 7,683,454.60-11,525,181.90-7,242,555.40

Finding the Fourth Proportional to 7,683,454.60, 11,525,181.90 and 7,242,555.40

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Solution

The fourth proportional to 7,683,454.60, 11,525,181.90 and 7,242,555.40 is: 10,863,833.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683,454.60 : 11,525,181.90 = 7,242,555.40 : x
  2. Step 2: Convert to fraction form
    7,683,454.60/11,525,181.90 = 7,242,555.40/x
  3. Step 3: Cross multiply
    7,683,454.60x = 11,525,181.90 × 7,242,555.40
  4. Step 4: Simplify right side
    7,683,454.60x = 83,471,768,405,827.27
  5. Step 5: Solve for x
    x = 83,471,768,405,827.27/7,683,454.60
  6. Step 6: Final answer
    x = 10,863,833.10

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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.