Home / 9,171,954.60-13,757,931.90-3,778,812.60

Finding the Fourth Proportional to 9,171,954.60, 13,757,931.90 and 3,778,812.60

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Solution

The fourth proportional to 9,171,954.60, 13,757,931.90 and 3,778,812.60 is: 5,668,218.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,954.60 : 13,757,931.90 = 3,778,812.60 : x
  2. Step 2: Convert to fraction form
    9,171,954.60/13,757,931.90 = 3,778,812.60/x
  3. Step 3: Cross multiply
    9,171,954.60x = 13,757,931.90 × 3,778,812.60
  4. Step 4: Simplify right side
    9,171,954.60x = 51,988,646,413,661.95
  5. Step 5: Solve for x
    x = 51,988,646,413,661.95/9,171,954.60
  6. Step 6: Final answer
    x = 5,668,218.90

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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.