Home / 19,916,834.63-27,484,587.21-11,431,371.08

Finding the Fourth Proportional to 19,916,834.63, 27,484,587.21 and 11,431,371.08

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Solution

The fourth proportional to 19,916,834.63, 27,484,587.21 and 11,431,371.08 is: 15,774,922.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,916,834.63 : 27,484,587.21 = 11,431,371.08 : x
  2. Step 2: Convert to fraction form
    19,916,834.63/27,484,587.21 = 11,431,371.08/x
  3. Step 3: Cross multiply
    19,916,834.63x = 27,484,587.21 × 11,431,371.08
  4. Step 4: Simplify right side
    19,916,834.63x = 314,186,515,240,708.94
  5. Step 5: Solve for x
    x = 314,186,515,240,708.94/19,916,834.63
  6. Step 6: Final answer
    x = 15,774,922.13

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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.