Home / 7,268,468.70-10,030,554.06-4,005,400.20

Finding the Fourth Proportional to 7,268,468.70, 10,030,554.06 and 4,005,400.20

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Solution

The fourth proportional to 7,268,468.70, 10,030,554.06 and 4,005,400.20 is: 5,527,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,268,468.70 : 10,030,554.06 = 4,005,400.20 : x
  2. Step 2: Convert to fraction form
    7,268,468.70/10,030,554.06 = 4,005,400.20/x
  3. Step 3: Cross multiply
    7,268,468.70x = 10,030,554.06 × 4,005,400.20
  4. Step 4: Simplify right side
    7,268,468.70x = 40,176,383,238,034.81
  5. Step 5: Solve for x
    x = 40,176,383,238,034.81/7,268,468.70
  6. Step 6: Final answer
    x = 5,527,489.34

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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.