Home / 30,072,688.88-41,500,351.68-16,321,653.20

Finding the Fourth Proportional to 30,072,688.88, 41,500,351.68 and 16,321,653.20

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Solution

The fourth proportional to 30,072,688.88, 41,500,351.68 and 16,321,653.20 is: 22,523,903.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072,688.88 : 41,500,351.68 = 16,321,653.20 : x
  2. Step 2: Convert to fraction form
    30,072,688.88/41,500,351.68 = 16,321,653.20/x
  3. Step 3: Cross multiply
    30,072,688.88x = 41,500,351.68 × 16,321,653.20
  4. Step 4: Simplify right side
    30,072,688.88x = 677,354,347,798,997.38
  5. Step 5: Solve for x
    x = 677,354,347,798,997.38/30,072,688.88
  6. Step 6: Final answer
    x = 22,523,903.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.