Home / 14,020,220.40-20,983,674.60-10,171,100.40

Finding the Fourth Proportional to 14,020,220.40, 20,983,674.60 and 10,171,100.40

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Solution

The fourth proportional to 14,020,220.40, 20,983,674.60 and 10,171,100.40 is: 15,222,803.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,020,220.40 : 20,983,674.60 = 10,171,100.40 : x
  2. Step 2: Convert to fraction form
    14,020,220.40/20,983,674.60 = 10,171,100.40/x
  3. Step 3: Cross multiply
    14,020,220.40x = 20,983,674.60 × 10,171,100.40
  4. Step 4: Simplify right side
    14,020,220.40x = 213,427,061,117,529.88
  5. Step 5: Solve for x
    x = 213,427,061,117,529.88/14,020,220.40
  6. Step 6: Final answer
    x = 15,222,803.57

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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.