Home / 13,756,397.52-18,951,017.94-9,618,686.31

Finding the Fourth Proportional to 13,756,397.52, 18,951,017.94 and 9,618,686.31

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Solution

The fourth proportional to 13,756,397.52, 18,951,017.94 and 9,618,686.31 is: 13,250,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756,397.52 : 18,951,017.94 = 9,618,686.31 : x
  2. Step 2: Convert to fraction form
    13,756,397.52/18,951,017.94 = 9,618,686.31/x
  3. Step 3: Cross multiply
    13,756,397.52x = 18,951,017.94 × 9,618,686.31
  4. Step 4: Simplify right side
    13,756,397.52x = 182,283,896,820,042.44
  5. Step 5: Solve for x
    x = 182,283,896,820,042.44/13,756,397.52
  6. Step 6: Final answer
    x = 13,250,845.40

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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.