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Finding the Fourth Proportional to 25,789,110.60, 38,683,665.90 and 25,789,110.60

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Solution

The fourth proportional to 25,789,110.60, 38,683,665.90 and 25,789,110.60 is: 38,683,665.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789,110.60 : 38,683,665.90 = 25,789,110.60 : x
  2. Step 2: Convert to fraction form
    25,789,110.60/38,683,665.90 = 25,789,110.60/x
  3. Step 3: Cross multiply
    25,789,110.60x = 38,683,665.90 × 25,789,110.60
  4. Step 4: Simplify right side
    25,789,110.60x = 997,617,338,308,548.50
  5. Step 5: Solve for x
    x = 997,617,338,308,548.50/25,789,110.60
  6. Step 6: Final answer
    x = 38,683,665.90

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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.