Home / 23,331,683.70-34,997,525.55-20,980,221.30

Finding the Fourth Proportional to 23,331,683.70, 34,997,525.55 and 20,980,221.30

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Solution

The fourth proportional to 23,331,683.70, 34,997,525.55 and 20,980,221.30 is: 31,470,331.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331,683.70 : 34,997,525.55 = 20,980,221.30 : x
  2. Step 2: Convert to fraction form
    23,331,683.70/34,997,525.55 = 20,980,221.30/x
  3. Step 3: Cross multiply
    23,331,683.70x = 34,997,525.55 × 20,980,221.30
  4. Step 4: Simplify right side
    23,331,683.70x = 734,255,830,991,404.12
  5. Step 5: Solve for x
    x = 734,255,830,991,404.12/23,331,683.70
  6. Step 6: Final answer
    x = 31,470,331.95

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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.