Home / 47,389,413.24-71,086,875.48-13,313,416.32

Finding the Fourth Proportional to 47,389,413.24, 71,086,875.48 and 13,313,416.32

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Solution

The fourth proportional to 47,389,413.24, 71,086,875.48 and 13,313,416.32 is: 19,970,898.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,389,413.24 : 71,086,875.48 = 13,313,416.32 : x
  2. Step 2: Convert to fraction form
    47,389,413.24/71,086,875.48 = 13,313,416.32/x
  3. Step 3: Cross multiply
    47,389,413.24x = 71,086,875.48 × 13,313,416.32
  4. Step 4: Simplify right side
    47,389,413.24x = 946,409,168,153,239.88
  5. Step 5: Solve for x
    x = 946,409,168,153,239.88/47,389,413.24
  6. Step 6: Final answer
    x = 19,970,898.63

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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.