Home / 49,925,847.40-74,896,028.70-21,171,927.40

Finding the Fourth Proportional to 49,925,847.40, 74,896,028.70 and 21,171,927.40

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Solution

The fourth proportional to 49,925,847.40, 74,896,028.70 and 21,171,927.40 is: 31,760,968.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,925,847.40 : 74,896,028.70 = 21,171,927.40 : x
  2. Step 2: Convert to fraction form
    49,925,847.40/74,896,028.70 = 21,171,927.40/x
  3. Step 3: Cross multiply
    49,925,847.40x = 74,896,028.70 × 21,171,927.40
  4. Step 4: Simplify right side
    49,925,847.40x = 1,585,693,282,184,716.25
  5. Step 5: Solve for x
    x = 1,585,693,282,184,716.25/49,925,847.40
  6. Step 6: Final answer
    x = 31,760,968.81

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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.