Home / 20,159,368.70-30,230,645.21-6,322,762.53

Finding the Fourth Proportional to 20,159,368.70, 30,230,645.21 and 6,322,762.53

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Solution

The fourth proportional to 20,159,368.70, 30,230,645.21 and 6,322,762.53 is: 9,481,506.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,159,368.70 : 30,230,645.21 = 6,322,762.53 : x
  2. Step 2: Convert to fraction form
    20,159,368.70/30,230,645.21 = 6,322,762.53/x
  3. Step 3: Cross multiply
    20,159,368.70x = 30,230,645.21 × 6,322,762.53
  4. Step 4: Simplify right side
    20,159,368.70x = 191,141,190,759,898.16
  5. Step 5: Solve for x
    x = 191,141,190,759,898.16/20,159,368.70
  6. Step 6: Final answer
    x = 9,481,506.77

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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.