Home / 55,361,841.84-76,397,860.98-30,581,495.37

Finding the Fourth Proportional to 55,361,841.84, 76,397,860.98 and 30,581,495.37

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Solution

The fourth proportional to 55,361,841.84, 76,397,860.98 and 30,581,495.37 is: 42,201,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,361,841.84 : 76,397,860.98 = 30,581,495.37 : x
  2. Step 2: Convert to fraction form
    55,361,841.84/76,397,860.98 = 30,581,495.37/x
  3. Step 3: Cross multiply
    55,361,841.84x = 76,397,860.98 × 30,581,495.37
  4. Step 4: Simplify right side
    55,361,841.84x = 2,336,360,831,837,774
  5. Step 5: Solve for x
    x = 2,336,360,831,837,774/55,361,841.84
  6. Step 6: Final answer
    x = 42,201,645.65

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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.