Home / 39,127,050.06-53,992,831.23-21,723,390.60

Finding the Fourth Proportional to 39,127,050.06, 53,992,831.23 and 21,723,390.60

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Solution

The fourth proportional to 39,127,050.06, 53,992,831.23 and 21,723,390.60 is: 29,976,892.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,127,050.06 : 53,992,831.23 = 21,723,390.60 : x
  2. Step 2: Convert to fraction form
    39,127,050.06/53,992,831.23 = 21,723,390.60/x
  3. Step 3: Cross multiply
    39,127,050.06x = 53,992,831.23 × 21,723,390.60
  4. Step 4: Simplify right side
    39,127,050.06x = 1,172,907,362,409,168.50
  5. Step 5: Solve for x
    x = 1,172,907,362,409,168.50/39,127,050.06
  6. Step 6: Final answer
    x = 29,976,892.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.