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Finding the Fourth Proportional to 25,085,125.80, 37,627,688.70 and 25,085,125.80

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Solution

The fourth proportional to 25,085,125.80, 37,627,688.70 and 25,085,125.80 is: 37,627,688.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,085,125.80 : 37,627,688.70 = 25,085,125.80 : x
  2. Step 2: Convert to fraction form
    25,085,125.80/37,627,688.70 = 25,085,125.80/x
  3. Step 3: Cross multiply
    25,085,125.80x = 37,627,688.70 × 25,085,125.80
  4. Step 4: Simplify right side
    25,085,125.80x = 943,895,304,602,738.62
  5. Step 5: Solve for x
    x = 943,895,304,602,738.62/25,085,125.80
  6. Step 6: Final answer
    x = 37,627,688.70

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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.