Home / 19,792,803.79-29,679,888.66-7,667,944.57

Finding the Fourth Proportional to 19,792,803.79, 29,679,888.66 and 7,667,944.57

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Solution

The fourth proportional to 19,792,803.79, 29,679,888.66 and 7,667,944.57 is: 11,498,307.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792,803.79 : 29,679,888.66 = 7,667,944.57 : x
  2. Step 2: Convert to fraction form
    19,792,803.79/29,679,888.66 = 7,667,944.57/x
  3. Step 3: Cross multiply
    19,792,803.79x = 29,679,888.66 × 7,667,944.57
  4. Step 4: Simplify right side
    19,792,803.79x = 227,583,741,088,651.59
  5. Step 5: Solve for x
    x = 227,583,741,088,651.59/19,792,803.79
  6. Step 6: Final answer
    x = 11,498,307.34

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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.