Home / 28,075,742.38-41,992,038.21-16,533,696.79

Finding the Fourth Proportional to 28,075,742.38, 41,992,038.21 and 16,533,696.79

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Solution

The fourth proportional to 28,075,742.38, 41,992,038.21 and 16,533,696.79 is: 24,728,949.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,075,742.38 : 41,992,038.21 = 16,533,696.79 : x
  2. Step 2: Convert to fraction form
    28,075,742.38/41,992,038.21 = 16,533,696.79/x
  3. Step 3: Cross multiply
    28,075,742.38x = 41,992,038.21 × 16,533,696.79
  4. Step 4: Simplify right side
    28,075,742.38x = 694,283,627,148,274.12
  5. Step 5: Solve for x
    x = 694,283,627,148,274.12/28,075,742.38
  6. Step 6: Final answer
    x = 24,728,949.92

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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.