Home / 21,919,234.60-32,878,851.90-11,841,538.60

Finding the Fourth Proportional to 21,919,234.60, 32,878,851.90 and 11,841,538.60

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Solution

The fourth proportional to 21,919,234.60, 32,878,851.90 and 11,841,538.60 is: 17,762,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,919,234.60 : 32,878,851.90 = 11,841,538.60 : x
  2. Step 2: Convert to fraction form
    21,919,234.60/32,878,851.90 = 11,841,538.60/x
  3. Step 3: Cross multiply
    21,919,234.60x = 32,878,851.90 × 11,841,538.60
  4. Step 4: Simplify right side
    21,919,234.60x = 389,336,193,897,533.31
  5. Step 5: Solve for x
    x = 389,336,193,897,533.31/21,919,234.60
  6. Step 6: Final answer
    x = 17,762,307.90

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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.