Home / 12,707,608.52-17,539,050.48-7,549,977.26

Finding the Fourth Proportional to 12,707,608.52, 17,539,050.48 and 7,549,977.26

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Solution

The fourth proportional to 12,707,608.52, 17,539,050.48 and 7,549,977.26 is: 10,420,484.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,707,608.52 : 17,539,050.48 = 7,549,977.26 : x
  2. Step 2: Convert to fraction form
    12,707,608.52/17,539,050.48 = 7,549,977.26/x
  3. Step 3: Cross multiply
    12,707,608.52x = 17,539,050.48 × 7,549,977.26
  4. Step 4: Simplify right side
    12,707,608.52x = 132,419,432,285,992.08
  5. Step 5: Solve for x
    x = 132,419,432,285,992.08/12,707,608.52
  6. Step 6: Final answer
    x = 10,420,484.08

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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.