Home / 45,923,907.56-68,885,861.35-18,997,563.56

Finding the Fourth Proportional to 45,923,907.56, 68,885,861.35 and 18,997,563.56

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Solution

The fourth proportional to 45,923,907.56, 68,885,861.35 and 18,997,563.56 is: 28,496,345.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,923,907.56 : 68,885,861.35 = 18,997,563.56 : x
  2. Step 2: Convert to fraction form
    45,923,907.56/68,885,861.35 = 18,997,563.56/x
  3. Step 3: Cross multiply
    45,923,907.56x = 68,885,861.35 × 18,997,563.56
  4. Step 4: Simplify right side
    45,923,907.56x = 1,308,663,529,506,693
  5. Step 5: Solve for x
    x = 1,308,663,529,506,693/45,923,907.56
  6. Step 6: Final answer
    x = 28,496,345.35

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Double scale
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Similar ratio
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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.