Home / 13,004,342.16-19,492,433.69-8,458,639.44

Finding the Fourth Proportional to 13,004,342.16, 19,492,433.69 and 8,458,639.44

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Solution

The fourth proportional to 13,004,342.16, 19,492,433.69 and 8,458,639.44 is: 12,678,801.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,004,342.16 : 19,492,433.69 = 8,458,639.44 : x
  2. Step 2: Convert to fraction form
    13,004,342.16/19,492,433.69 = 8,458,639.44/x
  3. Step 3: Cross multiply
    13,004,342.16x = 19,492,433.69 × 8,458,639.44
  4. Step 4: Simplify right side
    13,004,342.16x = 164,879,468,349,525.50
  5. Step 5: Solve for x
    x = 164,879,468,349,525.50/13,004,342.16
  6. Step 6: Final answer
    x = 12,678,801.15

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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.