Home / 15,603,948.40-23,405,922.60-15,379,999.60

Finding the Fourth Proportional to 15,603,948.40, 23,405,922.60 and 15,379,999.60

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Solution

The fourth proportional to 15,603,948.40, 23,405,922.60 and 15,379,999.60 is: 23,069,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,948.40 : 23,405,922.60 = 15,379,999.60 : x
  2. Step 2: Convert to fraction form
    15,603,948.40/23,405,922.60 = 15,379,999.60/x
  3. Step 3: Cross multiply
    15,603,948.40x = 23,405,922.60 × 15,379,999.60
  4. Step 4: Simplify right side
    15,603,948.40x = 359,983,080,225,631
  5. Step 5: Solve for x
    x = 359,983,080,225,631/15,603,948.40
  6. Step 6: Final answer
    x = 23,069,999.40

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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.