Home / 9,116,020.20-13,674,030.30-3,721,128.60

Finding the Fourth Proportional to 9,116,020.20, 13,674,030.30 and 3,721,128.60

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Solution

The fourth proportional to 9,116,020.20, 13,674,030.30 and 3,721,128.60 is: 5,581,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,116,020.20 : 13,674,030.30 = 3,721,128.60 : x
  2. Step 2: Convert to fraction form
    9,116,020.20/13,674,030.30 = 3,721,128.60/x
  3. Step 3: Cross multiply
    9,116,020.20x = 13,674,030.30 × 3,721,128.60
  4. Step 4: Simplify right side
    9,116,020.20x = 50,882,825,226,596.59
  5. Step 5: Solve for x
    x = 50,882,825,226,596.59/9,116,020.20
  6. Step 6: Final answer
    x = 5,581,692.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.