Home / 66,361,180.32-91,583,415.95-38,483,648.46

Finding the Fourth Proportional to 66,361,180.32, 91,583,415.95 and 38,483,648.46

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Solution

The fourth proportional to 66,361,180.32, 91,583,415.95 and 38,483,648.46 is: 53,110,326.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,361,180.32 : 91,583,415.95 = 38,483,648.46 : x
  2. Step 2: Convert to fraction form
    66,361,180.32/91,583,415.95 = 38,483,648.46/x
  3. Step 3: Cross multiply
    66,361,180.32x = 91,583,415.95 × 38,483,648.46
  4. Step 4: Simplify right side
    66,361,180.32x = 3,524,463,983,993,338.50
  5. Step 5: Solve for x
    x = 3,524,463,983,993,338.50/66,361,180.32
  6. Step 6: Final answer
    x = 53,110,326.96

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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.