Home / 12,941,357.60-19,419,034.80-5,754,000.80

Finding the Fourth Proportional to 12,941,357.60, 19,419,034.80 and 5,754,000.80

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Solution

The fourth proportional to 12,941,357.60, 19,419,034.80 and 5,754,000.80 is: 8,634,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,941,357.60 : 19,419,034.80 = 5,754,000.80 : x
  2. Step 2: Convert to fraction form
    12,941,357.60/19,419,034.80 = 5,754,000.80/x
  3. Step 3: Cross multiply
    12,941,357.60x = 19,419,034.80 × 5,754,000.80
  4. Step 4: Simplify right side
    12,941,357.60x = 111,737,141,774,427.84
  5. Step 5: Solve for x
    x = 111,737,141,774,427.84/12,941,357.60
  6. Step 6: Final answer
    x = 8,634,112.84

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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.