Home / 13,263,496.46-19,895,243-3,678,874.93

Finding the Fourth Proportional to 13,263,496.46, 19,895,243 and 3,678,874.93

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Solution

The fourth proportional to 13,263,496.46, 19,895,243 and 3,678,874.93 is: 5,518,311.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,496.46 : 19,895,243 = 3,678,874.93 : x
  2. Step 2: Convert to fraction form
    13,263,496.46/19,895,243 = 3,678,874.93/x
  3. Step 3: Cross multiply
    13,263,496.46x = 19,895,243 × 3,678,874.93
  4. Step 4: Simplify right side
    13,263,496.46x = 73,192,110,698,958
  5. Step 5: Solve for x
    x = 73,192,110,698,958/13,263,496.46
  6. Step 6: Final answer
    x = 5,518,311.93

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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.