Home / 30,936,183.30-42,692,224.86-16,997,830.92

Finding the Fourth Proportional to 30,936,183.30, 42,692,224.86 and 16,997,830.92

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Solution

The fourth proportional to 30,936,183.30, 42,692,224.86 and 16,997,830.92 is: 23,457,167.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,936,183.30 : 42,692,224.86 = 16,997,830.92 : x
  2. Step 2: Convert to fraction form
    30,936,183.30/42,692,224.86 = 16,997,830.92/x
  3. Step 3: Cross multiply
    30,936,183.30x = 42,692,224.86 × 16,997,830.92
  4. Step 4: Simplify right side
    30,936,183.30x = 725,675,219,768,900.75
  5. Step 5: Solve for x
    x = 725,675,219,768,900.75/30,936,183.30
  6. Step 6: Final answer
    x = 23,457,167.06

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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.