Home / 49,823,813.60-74,735,720.40-13,922,021.60

Finding the Fourth Proportional to 49,823,813.60, 74,735,720.40 and 13,922,021.60

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Solution

The fourth proportional to 49,823,813.60, 74,735,720.40 and 13,922,021.60 is: 20,883,032.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,823,813.60 : 74,735,720.40 = 13,922,021.60 : x
  2. Step 2: Convert to fraction form
    49,823,813.60/74,735,720.40 = 13,922,021.60/x
  3. Step 3: Cross multiply
    49,823,813.60x = 74,735,720.40 × 13,922,021.60
  4. Step 4: Simplify right side
    49,823,813.60x = 1,040,472,313,700,360.75
  5. Step 5: Solve for x
    x = 1,040,472,313,700,360.75/49,823,813.60
  6. Step 6: Final answer
    x = 20,883,032.40

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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.