Home / 8,278,674.74-11,424,369.51-4,557,475.50

Finding the Fourth Proportional to 8,278,674.74, 11,424,369.51 and 4,557,475.50

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Solution

The fourth proportional to 8,278,674.74, 11,424,369.51 and 4,557,475.50 is: 6,289,205.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,278,674.74 : 11,424,369.51 = 4,557,475.50 : x
  2. Step 2: Convert to fraction form
    8,278,674.74/11,424,369.51 = 4,557,475.50/x
  3. Step 3: Cross multiply
    8,278,674.74x = 11,424,369.51 × 4,557,475.50
  4. Step 4: Simplify right side
    8,278,674.74x = 52,066,284,132,438.15
  5. Step 5: Solve for x
    x = 52,066,284,132,438.15/8,278,674.74
  6. Step 6: Final answer
    x = 6,289,205.19

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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.