Home / 20,208,111.18-27,887,594.67-11,041,322.70

Finding the Fourth Proportional to 20,208,111.18, 27,887,594.67 and 11,041,322.70

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Solution

The fourth proportional to 20,208,111.18, 27,887,594.67 and 11,041,322.70 is: 15,237,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,111.18 : 27,887,594.67 = 11,041,322.70 : x
  2. Step 2: Convert to fraction form
    20,208,111.18/27,887,594.67 = 11,041,322.70/x
  3. Step 3: Cross multiply
    20,208,111.18x = 27,887,594.67 × 11,041,322.70
  4. Step 4: Simplify right side
    20,208,111.18x = 307,915,932,078,270
  5. Step 5: Solve for x
    x = 307,915,932,078,270/20,208,111.18
  6. Step 6: Final answer
    x = 15,237,244.56

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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.