Home / 28,632,160.52-39,497,324.46-17,021,465

Finding the Fourth Proportional to 28,632,160.52, 39,497,324.46 and 17,021,465

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Solution

The fourth proportional to 28,632,160.52, 39,497,324.46 and 17,021,465 is: 23,480,670.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632,160.52 : 39,497,324.46 = 17,021,465 : x
  2. Step 2: Convert to fraction form
    28,632,160.52/39,497,324.46 = 17,021,465/x
  3. Step 3: Cross multiply
    28,632,160.52x = 39,497,324.46 × 17,021,465
  4. Step 4: Simplify right side
    28,632,160.52x = 672,302,325,889,533.88
  5. Step 5: Solve for x
    x = 672,302,325,889,533.88/28,632,160.52
  6. Step 6: Final answer
    x = 23,480,670.47

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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.