Home / 14,590,069.32-20,136,795.90-8,482,040.76

Finding the Fourth Proportional to 14,590,069.32, 20,136,795.90 and 8,482,040.76

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Solution

The fourth proportional to 14,590,069.32, 20,136,795.90 and 8,482,040.76 is: 11,706,669.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,069.32 : 20,136,795.90 = 8,482,040.76 : x
  2. Step 2: Convert to fraction form
    14,590,069.32/20,136,795.90 = 8,482,040.76/x
  3. Step 3: Cross multiply
    14,590,069.32x = 20,136,795.90 × 8,482,040.76
  4. Step 4: Simplify right side
    14,590,069.32x = 170,801,123,599,600.88
  5. Step 5: Solve for x
    x = 170,801,123,599,600.88/14,590,069.32
  6. Step 6: Final answer
    x = 11,706,669.78

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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.