Home / 55,613,138.44-76,750,675.88-30,841,083.40

Finding the Fourth Proportional to 55,613,138.44, 76,750,675.88 and 30,841,083.40

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Solution

The fourth proportional to 55,613,138.44, 76,750,675.88 and 30,841,083.40 is: 42,563,215.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,613,138.44 : 76,750,675.88 = 30,841,083.40 : x
  2. Step 2: Convert to fraction form
    55,613,138.44/76,750,675.88 = 30,841,083.40/x
  3. Step 3: Cross multiply
    55,613,138.44x = 76,750,675.88 × 30,841,083.40
  4. Step 4: Simplify right side
    55,613,138.44x = 2,367,073,995,821,448
  5. Step 5: Solve for x
    x = 2,367,073,995,821,448/55,613,138.44
  6. Step 6: Final answer
    x = 42,563,215.50

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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.