Home / 20,314,125.16-30,464,786.93-6,664,090.76

Finding the Fourth Proportional to 20,314,125.16, 30,464,786.93 and 6,664,090.76

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Solution

The fourth proportional to 20,314,125.16, 30,464,786.93 and 6,664,090.76 is: 9,994,036.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,314,125.16 : 30,464,786.93 = 6,664,090.76 : x
  2. Step 2: Convert to fraction form
    20,314,125.16/30,464,786.93 = 6,664,090.76/x
  3. Step 3: Cross multiply
    20,314,125.16x = 30,464,786.93 × 6,664,090.76
  4. Step 4: Simplify right side
    20,314,125.16x = 203,020,105,041,231.88
  5. Step 5: Solve for x
    x = 203,020,105,041,231.88/20,314,125.16
  6. Step 6: Final answer
    x = 9,994,036.34

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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.