Home / 13,500,273.93-18,630,427.40-7,305,320.70

Finding the Fourth Proportional to 13,500,273.93, 18,630,427.40 and 7,305,320.70

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Solution

The fourth proportional to 13,500,273.93, 18,630,427.40 and 7,305,320.70 is: 10,081,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,273.93 : 18,630,427.40 = 7,305,320.70 : x
  2. Step 2: Convert to fraction form
    13,500,273.93/18,630,427.40 = 7,305,320.70/x
  3. Step 3: Cross multiply
    13,500,273.93x = 18,630,427.40 × 7,305,320.70
  4. Step 4: Simplify right side
    13,500,273.93x = 136,101,246,898,540.58
  5. Step 5: Solve for x
    x = 136,101,246,898,540.58/13,500,273.93
  6. Step 6: Final answer
    x = 10,081,369.28

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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.