Home / 13,106,312.80-19,659,469.20-10,866,824.80

Finding the Fourth Proportional to 13,106,312.80, 19,659,469.20 and 10,866,824.80

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Solution

The fourth proportional to 13,106,312.80, 19,659,469.20 and 10,866,824.80 is: 16,300,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,312.80 : 19,659,469.20 = 10,866,824.80 : x
  2. Step 2: Convert to fraction form
    13,106,312.80/19,659,469.20 = 10,866,824.80/x
  3. Step 3: Cross multiply
    13,106,312.80x = 19,659,469.20 × 10,866,824.80
  4. Step 4: Simplify right side
    13,106,312.80x = 213,636,007,457,396.16
  5. Step 5: Solve for x
    x = 213,636,007,457,396.16/13,106,312.80
  6. Step 6: Final answer
    x = 16,300,237.20

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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.