Home / 14,813,674.40-20,434,639.76-8,618,025.12

Finding the Fourth Proportional to 14,813,674.40, 20,434,639.76 and 8,618,025.12

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Solution

The fourth proportional to 14,813,674.40, 20,434,639.76 and 8,618,025.12 is: 11,888,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,813,674.40 : 20,434,639.76 = 8,618,025.12 : x
  2. Step 2: Convert to fraction form
    14,813,674.40/20,434,639.76 = 8,618,025.12/x
  3. Step 3: Cross multiply
    14,813,674.40x = 20,434,639.76 × 8,618,025.12
  4. Step 4: Simplify right side
    14,813,674.40x = 176,106,238,769,830.78
  5. Step 5: Solve for x
    x = 176,106,238,769,830.78/14,813,674.40
  6. Step 6: Final answer
    x = 11,888,086.24

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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.