Home / 14,014,912.40-21,022,368.60-13,731,477.20

Finding the Fourth Proportional to 14,014,912.40, 21,022,368.60 and 13,731,477.20

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Solution

The fourth proportional to 14,014,912.40, 21,022,368.60 and 13,731,477.20 is: 20,597,215.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014,912.40 : 21,022,368.60 = 13,731,477.20 : x
  2. Step 2: Convert to fraction form
    14,014,912.40/21,022,368.60 = 13,731,477.20/x
  3. Step 3: Cross multiply
    14,014,912.40x = 21,022,368.60 × 13,731,477.20
  4. Step 4: Simplify right side
    14,014,912.40x = 288,668,175,120,895.94
  5. Step 5: Solve for x
    x = 288,668,175,120,895.94/14,014,912.40
  6. Step 6: Final answer
    x = 20,597,215.80

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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.