Home / 50,497,439.76-69,685,075.03-28,470,748.04

Finding the Fourth Proportional to 50,497,439.76, 69,685,075.03 and 28,470,748.04

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Solution

The fourth proportional to 50,497,439.76, 69,685,075.03 and 28,470,748.04 is: 39,288,847.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,497,439.76 : 69,685,075.03 = 28,470,748.04 : x
  2. Step 2: Convert to fraction form
    50,497,439.76/69,685,075.03 = 28,470,748.04/x
  3. Step 3: Cross multiply
    50,497,439.76x = 69,685,075.03 × 28,470,748.04
  4. Step 4: Simplify right side
    50,497,439.76x = 1,983,986,213,458,680.75
  5. Step 5: Solve for x
    x = 1,983,986,213,458,680.75/50,497,439.76
  6. Step 6: Final answer
    x = 39,288,847.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.