Home / 14,975,943.52-20,665,023.70-8,449,191.94

Finding the Fourth Proportional to 14,975,943.52, 20,665,023.70 and 8,449,191.94

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Solution

The fourth proportional to 14,975,943.52, 20,665,023.70 and 8,449,191.94 is: 11,658,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975,943.52 : 20,665,023.70 = 8,449,191.94 : x
  2. Step 2: Convert to fraction form
    14,975,943.52/20,665,023.70 = 8,449,191.94/x
  3. Step 3: Cross multiply
    14,975,943.52x = 20,665,023.70 × 8,449,191.94
  4. Step 4: Simplify right side
    14,975,943.52x = 174,602,751,685,948.97
  5. Step 5: Solve for x
    x = 174,602,751,685,948.97/14,975,943.52
  6. Step 6: Final answer
    x = 11,658,881.56

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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.