Home / 5,434,644.36-7,500,145.20-4,527,651.72

Finding the Fourth Proportional to 5,434,644.36, 7,500,145.20 and 4,527,651.72

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Solution

The fourth proportional to 5,434,644.36, 7,500,145.20 and 4,527,651.72 is: 6,248,439.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434,644.36 : 7,500,145.20 = 4,527,651.72 : x
  2. Step 2: Convert to fraction form
    5,434,644.36/7,500,145.20 = 4,527,651.72/x
  3. Step 3: Cross multiply
    5,434,644.36x = 7,500,145.20 × 4,527,651.72
  4. Step 4: Simplify right side
    5,434,644.36x = 33,958,045,315,029.74
  5. Step 5: Solve for x
    x = 33,958,045,315,029.74/5,434,644.36
  6. Step 6: Final answer
    x = 6,248,439.28

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1.5x scale

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.