Home / 16,161,314.39-22,303,084.85-8,819,620.41

Finding the Fourth Proportional to 16,161,314.39, 22,303,084.85 and 8,819,620.41

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Solution

The fourth proportional to 16,161,314.39, 22,303,084.85 and 8,819,620.41 is: 12,171,333.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,161,314.39 : 22,303,084.85 = 8,819,620.41 : x
  2. Step 2: Convert to fraction form
    16,161,314.39/22,303,084.85 = 8,819,620.41/x
  3. Step 3: Cross multiply
    16,161,314.39x = 22,303,084.85 × 8,819,620.41
  4. Step 4: Simplify right side
    16,161,314.39x = 196,704,742,421,633.84
  5. Step 5: Solve for x
    x = 196,704,742,421,633.84/16,161,314.39
  6. Step 6: Final answer
    x = 12,171,333.20

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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.