Home / 13,161,219.52-18,167,048.96-9,044,877

Finding the Fourth Proportional to 13,161,219.52, 18,167,048.96 and 9,044,877

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Solution

The fourth proportional to 13,161,219.52, 18,167,048.96 and 9,044,877 is: 12,485,068.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,161,219.52 : 18,167,048.96 = 9,044,877 : x
  2. Step 2: Convert to fraction form
    13,161,219.52/18,167,048.96 = 9,044,877/x
  3. Step 3: Cross multiply
    13,161,219.52x = 18,167,048.96 × 9,044,877
  4. Step 4: Simplify right side
    13,161,219.52x = 164,318,723,296,177.94
  5. Step 5: Solve for x
    x = 164,318,723,296,177.94/13,161,219.52
  6. Step 6: Final answer
    x = 12,485,068.20

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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.