Home / 7,105,149.90-9,804,514.47-4,007,502.54

Finding the Fourth Proportional to 7,105,149.90, 9,804,514.47 and 4,007,502.54

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Solution

The fourth proportional to 7,105,149.90, 9,804,514.47 and 4,007,502.54 is: 5,530,019.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,105,149.90 : 9,804,514.47 = 4,007,502.54 : x
  2. Step 2: Convert to fraction form
    7,105,149.90/9,804,514.47 = 4,007,502.54/x
  3. Step 3: Cross multiply
    7,105,149.90x = 9,804,514.47 × 4,007,502.54
  4. Step 4: Simplify right side
    7,105,149.90x = 39,291,616,641,991.76
  5. Step 5: Solve for x
    x = 39,291,616,641,991.76/7,105,149.90
  6. Step 6: Final answer
    x = 5,530,019.38

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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.