Home / 9,815,138.45-13,544,627.16-5,464,224.63

Finding the Fourth Proportional to 9,815,138.45, 13,544,627.16 and 5,464,224.63

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Solution

The fourth proportional to 9,815,138.45, 13,544,627.16 and 5,464,224.63 is: 7,540,483.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,815,138.45 : 13,544,627.16 = 5,464,224.63 : x
  2. Step 2: Convert to fraction form
    9,815,138.45/13,544,627.16 = 5,464,224.63/x
  3. Step 3: Cross multiply
    9,815,138.45x = 13,544,627.16 × 5,464,224.63
  4. Step 4: Simplify right side
    9,815,138.45x = 74,010,885,256,768.75
  5. Step 5: Solve for x
    x = 74,010,885,256,768.75/9,815,138.45
  6. Step 6: Final answer
    x = 7,540,483.07

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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.