Home / 91,097,028.82-125,713,622.34-49,281,081.10

Finding the Fourth Proportional to 91,097,028.82, 125,713,622.34 and 49,281,081.10

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Solution

The fourth proportional to 91,097,028.82, 125,713,622.34 and 49,281,081.10 is: 68,007,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,097,028.82 : 125,713,622.34 = 49,281,081.10 : x
  2. Step 2: Convert to fraction form
    91,097,028.82/125,713,622.34 = 49,281,081.10/x
  3. Step 3: Cross multiply
    91,097,028.82x = 125,713,622.34 × 49,281,081.10
  4. Step 4: Simplify right side
    91,097,028.82x = 6,195,303,217,912,312
  5. Step 5: Solve for x
    x = 6,195,303,217,912,312/91,097,028.82
  6. Step 6: Final answer
    x = 68,007,741.83

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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.