Home / 20,314,379.56-30,465,168.14-6,664,345.17

Finding the Fourth Proportional to 20,314,379.56, 30,465,168.14 and 6,664,345.17

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Solution

The fourth proportional to 20,314,379.56, 30,465,168.14 and 6,664,345.17 is: 9,994,417.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,379.56 : 30,465,168.14 = 6,664,345.17 : x
  2. Step 2: Convert to fraction form
    20,314,379.56/30,465,168.14 = 6,664,345.17/x
  3. Step 3: Cross multiply
    20,314,379.56x = 30,465,168.14 × 6,664,345.17
  4. Step 4: Simplify right side
    20,314,379.56x = 203,030,396,011,976.41
  5. Step 5: Solve for x
    x = 203,030,396,011,976.41/20,314,379.56
  6. Step 6: Final answer
    x = 9,994,417.77

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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.