Home / 8,178,662.07-11,286,093.15-4,507,567.38

Finding the Fourth Proportional to 8,178,662.07, 11,286,093.15 and 4,507,567.38

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Solution

The fourth proportional to 8,178,662.07, 11,286,093.15 and 4,507,567.38 is: 6,220,189.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,178,662.07 : 11,286,093.15 = 4,507,567.38 : x
  2. Step 2: Convert to fraction form
    8,178,662.07/11,286,093.15 = 4,507,567.38/x
  3. Step 3: Cross multiply
    8,178,662.07x = 11,286,093.15 × 4,507,567.38
  4. Step 4: Simplify right side
    8,178,662.07x = 50,872,825,330,581.45
  5. Step 5: Solve for x
    x = 50,872,825,330,581.45/8,178,662.07
  6. Step 6: Final answer
    x = 6,220,189.18

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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.