Home / 39,674,858.40-59,512,287.60-10,925,431.20

Finding the Fourth Proportional to 39,674,858.40, 59,512,287.60 and 10,925,431.20

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Solution

The fourth proportional to 39,674,858.40, 59,512,287.60 and 10,925,431.20 is: 16,388,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674,858.40 : 59,512,287.60 = 10,925,431.20 : x
  2. Step 2: Convert to fraction form
    39,674,858.40/59,512,287.60 = 10,925,431.20/x
  3. Step 3: Cross multiply
    39,674,858.40x = 59,512,287.60 × 10,925,431.20
  4. Step 4: Simplify right side
    39,674,858.40x = 650,197,403,728,413.12
  5. Step 5: Solve for x
    x = 650,197,403,728,413.12/39,674,858.40
  6. Step 6: Final answer
    x = 16,388,146.80

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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.