Home / 66,427,249.40-99,640,874.10-30,595,441.40

Finding the Fourth Proportional to 66,427,249.40, 99,640,874.10 and 30,595,441.40

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Solution

The fourth proportional to 66,427,249.40, 99,640,874.10 and 30,595,441.40 is: 45,893,162.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,427,249.40 : 99,640,874.10 = 30,595,441.40 : x
  2. Step 2: Convert to fraction form
    66,427,249.40/99,640,874.10 = 30,595,441.40/x
  3. Step 3: Cross multiply
    66,427,249.40x = 99,640,874.10 × 30,595,441.40
  4. Step 4: Simplify right side
    66,427,249.40x = 3,048,556,524,571,327.50
  5. Step 5: Solve for x
    x = 3,048,556,524,571,327.50/66,427,249.40
  6. Step 6: Final answer
    x = 45,893,162.10

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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.