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Finding the Fourth Proportional to 25,101,097.80, 37,651,646.70 and 25,101,097.80

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Solution

The fourth proportional to 25,101,097.80, 37,651,646.70 and 25,101,097.80 is: 37,651,646.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,101,097.80 : 37,651,646.70 = 25,101,097.80 : x
  2. Step 2: Convert to fraction form
    25,101,097.80/37,651,646.70 = 25,101,097.80/x
  3. Step 3: Cross multiply
    25,101,097.80x = 37,651,646.70 × 25,101,097.80
  4. Step 4: Simplify right side
    25,101,097.80x = 945,097,666,147,747.38
  5. Step 5: Solve for x
    x = 945,097,666,147,747.38/25,101,097.80
  6. Step 6: Final answer
    x = 37,651,646.70

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Double scale
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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.