Home / 13,611,399.98-18,785,055.67-10,167,662.30

Finding the Fourth Proportional to 13,611,399.98, 18,785,055.67 and 10,167,662.30

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Solution

The fourth proportional to 13,611,399.98, 18,785,055.67 and 10,167,662.30 is: 14,032,362.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,611,399.98 : 18,785,055.67 = 10,167,662.30 : x
  2. Step 2: Convert to fraction form
    13,611,399.98/18,785,055.67 = 10,167,662.30/x
  3. Step 3: Cross multiply
    13,611,399.98x = 18,785,055.67 × 10,167,662.30
  4. Step 4: Simplify right side
    13,611,399.98x = 191,000,102,219,915.81
  5. Step 5: Solve for x
    x = 191,000,102,219,915.81/13,611,399.98
  6. Step 6: Final answer
    x = 14,032,362.77

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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.