Home / 30,253,496.70-45,326,116.80-18,401,050.20

Finding the Fourth Proportional to 30,253,496.70, 45,326,116.80 and 18,401,050.20

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Solution

The fourth proportional to 30,253,496.70, 45,326,116.80 and 18,401,050.20 is: 27,568,652.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,253,496.70 : 45,326,116.80 = 18,401,050.20 : x
  2. Step 2: Convert to fraction form
    30,253,496.70/45,326,116.80 = 18,401,050.20/x
  3. Step 3: Cross multiply
    30,253,496.70x = 45,326,116.80 × 18,401,050.20
  4. Step 4: Simplify right side
    30,253,496.70x = 834,048,150,607,863.25
  5. Step 5: Solve for x
    x = 834,048,150,607,863.25/30,253,496.70
  6. Step 6: Final answer
    x = 27,568,652.94

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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.