Home / 21,506,450.40-32,259,675.60-19,515,794.40

Finding the Fourth Proportional to 21,506,450.40, 32,259,675.60 and 19,515,794.40

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Solution

The fourth proportional to 21,506,450.40, 32,259,675.60 and 19,515,794.40 is: 29,273,691.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,506,450.40 : 32,259,675.60 = 19,515,794.40 : x
  2. Step 2: Convert to fraction form
    21,506,450.40/32,259,675.60 = 19,515,794.40/x
  3. Step 3: Cross multiply
    21,506,450.40x = 32,259,675.60 × 19,515,794.40
  4. Step 4: Simplify right side
    21,506,450.40x = 629,573,196,420,296.62
  5. Step 5: Solve for x
    x = 629,573,196,420,296.62/21,506,450.40
  6. Step 6: Final answer
    x = 29,273,691.60

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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.