Home / 26,634,489.78-39,836,324.55-15,678,575.25

Finding the Fourth Proportional to 26,634,489.78, 39,836,324.55 and 15,678,575.25

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Solution

The fourth proportional to 26,634,489.78, 39,836,324.55 and 15,678,575.25 is: 23,449,925.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,634,489.78 : 39,836,324.55 = 15,678,575.25 : x
  2. Step 2: Convert to fraction form
    26,634,489.78/39,836,324.55 = 15,678,575.25/x
  3. Step 3: Cross multiply
    26,634,489.78x = 39,836,324.55 × 15,678,575.25
  4. Step 4: Simplify right side
    26,634,489.78x = 624,576,812,140,597.38
  5. Step 5: Solve for x
    x = 624,576,812,140,597.38/26,634,489.78
  6. Step 6: Final answer
    x = 23,449,925.92

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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.