Home / 76,730,131.62-105,886,330.38-41,922,072.90

Finding the Fourth Proportional to 76,730,131.62, 105,886,330.38 and 41,922,072.90

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Solution

The fourth proportional to 76,730,131.62, 105,886,330.38 and 41,922,072.90 is: 57,851,776.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,730,131.62 : 105,886,330.38 = 41,922,072.90 : x
  2. Step 2: Convert to fraction form
    76,730,131.62/105,886,330.38 = 41,922,072.90/x
  3. Step 3: Cross multiply
    76,730,131.62x = 105,886,330.38 × 41,922,072.90
  4. Step 4: Simplify right side
    76,730,131.62x = 4,438,974,461,303,844.50
  5. Step 5: Solve for x
    x = 4,438,974,461,303,844.50/76,730,131.62
  6. Step 6: Final answer
    x = 57,851,776.97

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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.