Home / 14,140,333.80-21,210,365.17-8,378,920.17

Finding the Fourth Proportional to 14,140,333.80, 21,210,365.17 and 8,378,920.17

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Solution

The fourth proportional to 14,140,333.80, 21,210,365.17 and 8,378,920.17 is: 12,568,299.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140,333.80 : 21,210,365.17 = 8,378,920.17 : x
  2. Step 2: Convert to fraction form
    14,140,333.80/21,210,365.17 = 8,378,920.17/x
  3. Step 3: Cross multiply
    14,140,333.80x = 21,210,365.17 × 8,378,920.17
  4. Step 4: Simplify right side
    14,140,333.80x = 177,719,956,574,685.34
  5. Step 5: Solve for x
    x = 177,719,956,574,685.34/14,140,333.80
  6. Step 6: Final answer
    x = 12,568,299.95

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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.