Home / 19,038,054.84-28,568,429.21-6,908,464.54

Finding the Fourth Proportional to 19,038,054.84, 28,568,429.21 and 6,908,464.54

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Solution

The fourth proportional to 19,038,054.84, 28,568,429.21 and 6,908,464.54 is: 10,366,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038,054.84 : 28,568,429.21 = 6,908,464.54 : x
  2. Step 2: Convert to fraction form
    19,038,054.84/28,568,429.21 = 6,908,464.54/x
  3. Step 3: Cross multiply
    19,038,054.84x = 28,568,429.21 × 6,908,464.54
  4. Step 4: Simplify right side
    19,038,054.84x = 197,363,980,160,785.22
  5. Step 5: Solve for x
    x = 197,363,980,160,785.22/19,038,054.84
  6. Step 6: Final answer
    x = 10,366,814.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.