Home / 30,499,986.55-42,054,421.80-22,751,576.77

Finding the Fourth Proportional to 30,499,986.55, 42,054,421.80 and 22,751,576.77

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Solution

The fourth proportional to 30,499,986.55, 42,054,421.80 and 22,751,576.77 is: 31,370,650.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,499,986.55 : 42,054,421.80 = 22,751,576.77 : x
  2. Step 2: Convert to fraction form
    30,499,986.55/42,054,421.80 = 22,751,576.77/x
  3. Step 3: Cross multiply
    30,499,986.55x = 42,054,421.80 × 22,751,576.77
  4. Step 4: Simplify right side
    30,499,986.55x = 956,804,406,100,661.50
  5. Step 5: Solve for x
    x = 956,804,406,100,661.50/30,499,986.55
  6. Step 6: Final answer
    x = 31,370,650.10

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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.