Home / 57,993,762.40-86,990,643.60-38,883,464.80

Finding the Fourth Proportional to 57,993,762.40, 86,990,643.60 and 38,883,464.80

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Solution

The fourth proportional to 57,993,762.40, 86,990,643.60 and 38,883,464.80 is: 58,325,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,993,762.40 : 86,990,643.60 = 38,883,464.80 : x
  2. Step 2: Convert to fraction form
    57,993,762.40/86,990,643.60 = 38,883,464.80/x
  3. Step 3: Cross multiply
    57,993,762.40x = 86,990,643.60 × 38,883,464.80
  4. Step 4: Simplify right side
    57,993,762.40x = 3,382,497,628,349,945
  5. Step 5: Solve for x
    x = 3,382,497,628,349,945/57,993,762.40
  6. Step 6: Final answer
    x = 58,325,197.20

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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.