Home / 33,048,050.80-49,572,076.20-20,115,007.60

Finding the Fourth Proportional to 33,048,050.80, 49,572,076.20 and 20,115,007.60

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Solution

The fourth proportional to 33,048,050.80, 49,572,076.20 and 20,115,007.60 is: 30,172,511.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,048,050.80 : 49,572,076.20 = 20,115,007.60 : x
  2. Step 2: Convert to fraction form
    33,048,050.80/49,572,076.20 = 20,115,007.60/x
  3. Step 3: Cross multiply
    33,048,050.80x = 49,572,076.20 × 20,115,007.60
  4. Step 4: Simplify right side
    33,048,050.80x = 997,142,689,510,779.25
  5. Step 5: Solve for x
    x = 997,142,689,510,779.25/33,048,050.80
  6. Step 6: Final answer
    x = 30,172,511.40

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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.