Home / 15,604,858.40-23,407,287.60-7,642,234.40

Finding the Fourth Proportional to 15,604,858.40, 23,407,287.60 and 7,642,234.40

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Solution

The fourth proportional to 15,604,858.40, 23,407,287.60 and 7,642,234.40 is: 11,463,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,604,858.40 : 23,407,287.60 = 7,642,234.40 : x
  2. Step 2: Convert to fraction form
    15,604,858.40/23,407,287.60 = 7,642,234.40/x
  3. Step 3: Cross multiply
    15,604,858.40x = 23,407,287.60 × 7,642,234.40
  4. Step 4: Simplify right side
    15,604,858.40x = 178,883,978,507,413.47
  5. Step 5: Solve for x
    x = 178,883,978,507,413.47/15,604,858.40
  6. Step 6: Final answer
    x = 11,463,351.60

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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.