Home / 19,634,600.40-29,451,900.60-6,171,428.40

Finding the Fourth Proportional to 19,634,600.40, 29,451,900.60 and 6,171,428.40

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Solution

The fourth proportional to 19,634,600.40, 29,451,900.60 and 6,171,428.40 is: 9,257,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,634,600.40 : 29,451,900.60 = 6,171,428.40 : x
  2. Step 2: Convert to fraction form
    19,634,600.40/29,451,900.60 = 6,171,428.40/x
  3. Step 3: Cross multiply
    19,634,600.40x = 29,451,900.60 × 6,171,428.40
  4. Step 4: Simplify right side
    19,634,600.40x = 181,760,295,796,817.06
  5. Step 5: Solve for x
    x = 181,760,295,796,817.06/19,634,600.40
  6. Step 6: Final answer
    x = 9,257,142.60

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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.