Home / 33,268,980.80-49,849,816.80-18,849,166.40

Finding the Fourth Proportional to 33,268,980.80, 49,849,816.80 and 18,849,166.40

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Solution

The fourth proportional to 33,268,980.80, 49,849,816.80 and 18,849,166.40 is: 28,243,350.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268,980.80 : 49,849,816.80 = 18,849,166.40 : x
  2. Step 2: Convert to fraction form
    33,268,980.80/49,849,816.80 = 18,849,166.40/x
  3. Step 3: Cross multiply
    33,268,980.80x = 49,849,816.80 × 18,849,166.40
  4. Step 4: Simplify right side
    33,268,980.80x = 939,627,491,872,715.38
  5. Step 5: Solve for x
    x = 939,627,491,872,715.38/33,268,980.80
  6. Step 6: Final answer
    x = 28,243,350.69

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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.