Home / 20,249,640.45-30,374,460.68-6,066,216.45

Finding the Fourth Proportional to 20,249,640.45, 30,374,460.68 and 6,066,216.45

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Solution

The fourth proportional to 20,249,640.45, 30,374,460.68 and 6,066,216.45 is: 9,099,324.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,249,640.45 : 30,374,460.68 = 6,066,216.45 : x
  2. Step 2: Convert to fraction form
    20,249,640.45/30,374,460.68 = 6,066,216.45/x
  3. Step 3: Cross multiply
    20,249,640.45x = 30,374,460.68 × 6,066,216.45
  4. Step 4: Simplify right side
    20,249,640.45x = 184,258,053,006,563.12
  5. Step 5: Solve for x
    x = 184,258,053,006,563.12/20,249,640.45
  6. Step 6: Final answer
    x = 9,099,324.68

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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.