Home / 21,574,449.60-32,361,674.40-19,409,611.20

Finding the Fourth Proportional to 21,574,449.60, 32,361,674.40 and 19,409,611.20

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Solution

The fourth proportional to 21,574,449.60, 32,361,674.40 and 19,409,611.20 is: 29,114,416.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,574,449.60 : 32,361,674.40 = 19,409,611.20 : x
  2. Step 2: Convert to fraction form
    21,574,449.60/32,361,674.40 = 19,409,611.20/x
  3. Step 3: Cross multiply
    21,574,449.60x = 32,361,674.40 × 19,409,611.20
  4. Step 4: Simplify right side
    21,574,449.60x = 628,127,517,884,993.25
  5. Step 5: Solve for x
    x = 628,127,517,884,993.25/21,574,449.60
  6. Step 6: Final answer
    x = 29,114,416.80

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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.