Home / 10,899,706.45-16,349,477.66-2,811,994.55

Finding the Fourth Proportional to 10,899,706.45, 16,349,477.66 and 2,811,994.55

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Solution

The fourth proportional to 10,899,706.45, 16,349,477.66 and 2,811,994.55 is: 4,217,970.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,899,706.45 : 16,349,477.66 = 2,811,994.55 : x
  2. Step 2: Convert to fraction form
    10,899,706.45/16,349,477.66 = 2,811,994.55/x
  3. Step 3: Cross multiply
    10,899,706.45x = 16,349,477.66 × 2,811,994.55
  4. Step 4: Simplify right side
    10,899,706.45x = 45,974,642,112,625.45
  5. Step 5: Solve for x
    x = 45,974,642,112,625.45/10,899,706.45
  6. Step 6: Final answer
    x = 4,217,970.67

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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.