Home / 15,603,967.40-23,405,951.10-15,380,018.60

Finding the Fourth Proportional to 15,603,967.40, 23,405,951.10 and 15,380,018.60

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Solution

The fourth proportional to 15,603,967.40, 23,405,951.10 and 15,380,018.60 is: 23,070,027.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,603,967.40 : 23,405,951.10 = 15,380,018.60 : x
  2. Step 2: Convert to fraction form
    15,603,967.40/23,405,951.10 = 15,380,018.60/x
  3. Step 3: Cross multiply
    15,603,967.40x = 23,405,951.10 × 15,380,018.60
  4. Step 4: Simplify right side
    15,603,967.40x = 359,983,963,268,690.50
  5. Step 5: Solve for x
    x = 359,983,963,268,690.50/15,603,967.40
  6. Step 6: Final answer
    x = 23,070,027.90

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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.