Home / 30,205,180.80-45,305,697.60-9,734,601.60

Finding the Fourth Proportional to 30,205,180.80, 45,305,697.60 and 9,734,601.60

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Solution

The fourth proportional to 30,205,180.80, 45,305,697.60 and 9,734,601.60 is: 14,601,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,205,180.80 : 45,305,697.60 = 9,734,601.60 : x
  2. Step 2: Convert to fraction form
    30,205,180.80/45,305,697.60 = 9,734,601.60/x
  3. Step 3: Cross multiply
    30,205,180.80x = 45,305,697.60 × 9,734,601.60
  4. Step 4: Simplify right side
    30,205,180.80x = 441,032,916,346,076.19
  5. Step 5: Solve for x
    x = 441,032,916,346,076.19/30,205,180.80
  6. Step 6: Final answer
    x = 14,601,234.11

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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.