Home / 27,483,053.63-37,941,338.39-21,189,835.71

Finding the Fourth Proportional to 27,483,053.63, 37,941,338.39 and 21,189,835.71

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Solution

The fourth proportional to 27,483,053.63, 37,941,338.39 and 21,189,835.71 is: 29,253,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483,053.63 : 37,941,338.39 = 21,189,835.71 : x
  2. Step 2: Convert to fraction form
    27,483,053.63/37,941,338.39 = 21,189,835.71/x
  3. Step 3: Cross multiply
    27,483,053.63x = 37,941,338.39 × 21,189,835.71
  4. Step 4: Simplify right side
    27,483,053.63x = 803,970,726,995,666.75
  5. Step 5: Solve for x
    x = 803,970,726,995,666.75/27,483,053.63
  6. Step 6: Final answer
    x = 29,253,325.99

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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.