Home / 13,472,435.80-20,208,653.70-9,220,907.80

Finding the Fourth Proportional to 13,472,435.80, 20,208,653.70 and 9,220,907.80

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Solution

The fourth proportional to 13,472,435.80, 20,208,653.70 and 9,220,907.80 is: 13,831,361.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472,435.80 : 20,208,653.70 = 9,220,907.80 : x
  2. Step 2: Convert to fraction form
    13,472,435.80/20,208,653.70 = 9,220,907.80/x
  3. Step 3: Cross multiply
    13,472,435.80x = 20,208,653.70 × 9,220,907.80
  4. Step 4: Simplify right side
    13,472,435.80x = 186,342,132,529,828.88
  5. Step 5: Solve for x
    x = 186,342,132,529,828.88/13,472,435.80
  6. Step 6: Final answer
    x = 13,831,361.70

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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.