Home / 12,847,551.60-19,271,327.40-5,271,999.60

Finding the Fourth Proportional to 12,847,551.60, 19,271,327.40 and 5,271,999.60

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Solution

The fourth proportional to 12,847,551.60, 19,271,327.40 and 5,271,999.60 is: 7,907,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,847,551.60 : 19,271,327.40 = 5,271,999.60 : x
  2. Step 2: Convert to fraction form
    12,847,551.60/19,271,327.40 = 5,271,999.60/x
  3. Step 3: Cross multiply
    12,847,551.60x = 19,271,327.40 × 5,271,999.60
  4. Step 4: Simplify right side
    12,847,551.60x = 101,598,430,344,269.03
  5. Step 5: Solve for x
    x = 101,598,430,344,269.03/12,847,551.60
  6. Step 6: Final answer
    x = 7,907,999.40

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1.5x scale

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.