Home / 11,263,782.69-16,868,117.36-10,172,032.74

Finding the Fourth Proportional to 11,263,782.69, 16,868,117.36 and 10,172,032.74

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Solution

The fourth proportional to 11,263,782.69, 16,868,117.36 and 10,172,032.74 is: 15,233,163.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,263,782.69 : 16,868,117.36 = 10,172,032.74 : x
  2. Step 2: Convert to fraction form
    11,263,782.69/16,868,117.36 = 10,172,032.74/x
  3. Step 3: Cross multiply
    11,263,782.69x = 16,868,117.36 × 10,172,032.74
  4. Step 4: Simplify right side
    11,263,782.69x = 171,583,041,997,222.22
  5. Step 5: Solve for x
    x = 171,583,041,997,222.22/11,263,782.69
  6. Step 6: Final answer
    x = 15,233,163.38

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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.