Home / 21,410,923.53-29,547,104.24-11,621,369.79

Finding the Fourth Proportional to 21,410,923.53, 29,547,104.24 and 11,621,369.79

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Solution

The fourth proportional to 21,410,923.53, 29,547,104.24 and 11,621,369.79 is: 16,037,506.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,410,923.53 : 29,547,104.24 = 11,621,369.79 : x
  2. Step 2: Convert to fraction form
    21,410,923.53/29,547,104.24 = 11,621,369.79/x
  3. Step 3: Cross multiply
    21,410,923.53x = 29,547,104.24 × 11,621,369.79
  4. Step 4: Simplify right side
    21,410,923.53x = 343,377,824,551,518.25
  5. Step 5: Solve for x
    x = 343,377,824,551,518.25/21,410,923.53
  6. Step 6: Final answer
    x = 16,037,506.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.