Home / 7,683,464.10-11,525,196.15-7,242,564.90

Finding the Fourth Proportional to 7,683,464.10, 11,525,196.15 and 7,242,564.90

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Solution

The fourth proportional to 7,683,464.10, 11,525,196.15 and 7,242,564.90 is: 10,863,847.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,683,464.10 : 11,525,196.15 = 7,242,564.90 : x
  2. Step 2: Convert to fraction form
    7,683,464.10/11,525,196.15 = 7,242,564.90/x
  3. Step 3: Cross multiply
    7,683,464.10x = 11,525,196.15 × 7,242,564.90
  4. Step 4: Simplify right side
    7,683,464.10x = 83,471,981,101,605.14
  5. Step 5: Solve for x
    x = 83,471,981,101,605.14/7,683,464.10
  6. Step 6: Final answer
    x = 10,863,847.35

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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.