Home / 14,021,528.24-19,352,937.46-8,222,178.32

Finding the Fourth Proportional to 14,021,528.24, 19,352,937.46 and 8,222,178.32

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Solution

The fourth proportional to 14,021,528.24, 19,352,937.46 and 8,222,178.32 is: 11,348,499.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,021,528.24 : 19,352,937.46 = 8,222,178.32 : x
  2. Step 2: Convert to fraction form
    14,021,528.24/19,352,937.46 = 8,222,178.32/x
  3. Step 3: Cross multiply
    14,021,528.24x = 19,352,937.46 × 8,222,178.32
  4. Step 4: Simplify right side
    14,021,528.24x = 159,123,302,811,927.88
  5. Step 5: Solve for x
    x = 159,123,302,811,927.88/14,021,528.24
  6. Step 6: Final answer
    x = 11,348,499.26

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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.