Home / 26,368,986.40-39,553,479.60-21,834,023.20

Finding the Fourth Proportional to 26,368,986.40, 39,553,479.60 and 21,834,023.20

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Solution

The fourth proportional to 26,368,986.40, 39,553,479.60 and 21,834,023.20 is: 32,751,034.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368,986.40 : 39,553,479.60 = 21,834,023.20 : x
  2. Step 2: Convert to fraction form
    26,368,986.40/39,553,479.60 = 21,834,023.20/x
  3. Step 3: Cross multiply
    26,368,986.40x = 39,553,479.60 × 21,834,023.20
  4. Step 4: Simplify right side
    26,368,986.40x = 863,611,591,227,126.75
  5. Step 5: Solve for x
    x = 863,611,591,227,126.75/26,368,986.40
  6. Step 6: Final answer
    x = 32,751,034.80

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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.