Home / 19,403,338.40-29,105,007.60-8,040,010.40

Finding the Fourth Proportional to 19,403,338.40, 29,105,007.60 and 8,040,010.40

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Solution

The fourth proportional to 19,403,338.40, 29,105,007.60 and 8,040,010.40 is: 12,060,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403,338.40 : 29,105,007.60 = 8,040,010.40 : x
  2. Step 2: Convert to fraction form
    19,403,338.40/29,105,007.60 = 8,040,010.40/x
  3. Step 3: Cross multiply
    19,403,338.40x = 29,105,007.60 × 8,040,010.40
  4. Step 4: Simplify right side
    19,403,338.40x = 234,004,563,796,079.06
  5. Step 5: Solve for x
    x = 234,004,563,796,079.06/19,403,338.40
  6. Step 6: Final answer
    x = 12,060,015.60

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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.