Home / 31,529,714.85-47,271,873.78-19,374,063.01

Finding the Fourth Proportional to 31,529,714.85, 47,271,873.78 and 19,374,063.01

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Solution

The fourth proportional to 31,529,714.85, 47,271,873.78 and 19,374,063.01 is: 29,047,146.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,529,714.85 : 47,271,873.78 = 19,374,063.01 : x
  2. Step 2: Convert to fraction form
    31,529,714.85/47,271,873.78 = 19,374,063.01/x
  3. Step 3: Cross multiply
    31,529,714.85x = 47,271,873.78 × 19,374,063.01
  4. Step 4: Simplify right side
    31,529,714.85x = 915,848,261,362,211.50
  5. Step 5: Solve for x
    x = 915,848,261,362,211.50/31,529,714.85
  6. Step 6: Final answer
    x = 29,047,146.97

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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.