Home / 40,715,888.80-56,188,302.69-22,131,072.67

Finding the Fourth Proportional to 40,715,888.80, 56,188,302.69 and 22,131,072.67

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Solution

The fourth proportional to 40,715,888.80, 56,188,302.69 and 22,131,072.67 is: 30,541,084.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,715,888.80 : 56,188,302.69 = 22,131,072.67 : x
  2. Step 2: Convert to fraction form
    40,715,888.80/56,188,302.69 = 22,131,072.67/x
  3. Step 3: Cross multiply
    40,715,888.80x = 56,188,302.69 × 22,131,072.67
  4. Step 4: Simplify right side
    40,715,888.80x = 1,243,507,410,036,346.50
  5. Step 5: Solve for x
    x = 1,243,507,410,036,346.50/40,715,888.80
  6. Step 6: Final answer
    x = 30,541,084.74

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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.