Home / 76,730,134.87-105,886,334.86-41,922,076.15

Finding the Fourth Proportional to 76,730,134.87, 105,886,334.86 and 41,922,076.15

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Solution

The fourth proportional to 76,730,134.87, 105,886,334.86 and 41,922,076.15 is: 57,851,781.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,730,134.87 : 105,886,334.86 = 41,922,076.15 : x
  2. Step 2: Convert to fraction form
    76,730,134.87/105,886,334.86 = 41,922,076.15/x
  3. Step 3: Cross multiply
    76,730,134.87x = 105,886,334.86 × 41,922,076.15
  4. Step 4: Simplify right side
    76,730,134.87x = 4,438,974,993,245,319.50
  5. Step 5: Solve for x
    x = 4,438,974,993,245,319.50/76,730,134.87
  6. Step 6: Final answer
    x = 57,851,781.45

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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.