Home / 46,321,831.80-69,485,984.52-19,029,500.64

Finding the Fourth Proportional to 46,321,831.80, 69,485,984.52 and 19,029,500.64

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Solution

The fourth proportional to 46,321,831.80, 69,485,984.52 and 19,029,500.64 is: 28,545,580.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,321,831.80 : 69,485,984.52 = 19,029,500.64 : x
  2. Step 2: Convert to fraction form
    46,321,831.80/69,485,984.52 = 19,029,500.64/x
  3. Step 3: Cross multiply
    46,321,831.80x = 69,485,984.52 × 19,029,500.64
  4. Step 4: Simplify right side
    46,321,831.80x = 1,322,283,586,894,370
  5. Step 5: Solve for x
    x = 1,322,283,586,894,370/46,321,831.80
  6. Step 6: Final answer
    x = 28,545,580.68

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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.