Home / 5,113,403.43-7,056,290.48-2,821,534.35

Finding the Fourth Proportional to 5,113,403.43, 7,056,290.48 and 2,821,534.35

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Solution

The fourth proportional to 5,113,403.43, 7,056,290.48 and 2,821,534.35 is: 3,893,603.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,403.43 : 7,056,290.48 = 2,821,534.35 : x
  2. Step 2: Convert to fraction form
    5,113,403.43/7,056,290.48 = 2,821,534.35/x
  3. Step 3: Cross multiply
    5,113,403.43x = 7,056,290.48 × 2,821,534.35
  4. Step 4: Simplify right side
    5,113,403.43x = 19,909,565,958,790.32
  5. Step 5: Solve for x
    x = 19,909,565,958,790.32/5,113,403.43
  6. Step 6: Final answer
    x = 3,893,603.59

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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.