Home / 28,632,159.52-39,497,323.08-17,021,464

Finding the Fourth Proportional to 28,632,159.52, 39,497,323.08 and 17,021,464

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Solution

The fourth proportional to 28,632,159.52, 39,497,323.08 and 17,021,464 is: 23,480,669.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,632,159.52 : 39,497,323.08 = 17,021,464 : x
  2. Step 2: Convert to fraction form
    28,632,159.52/39,497,323.08 = 17,021,464/x
  3. Step 3: Cross multiply
    28,632,159.52x = 39,497,323.08 × 17,021,464
  4. Step 4: Simplify right side
    28,632,159.52x = 672,302,262,902,589.12
  5. Step 5: Solve for x
    x = 672,302,262,902,589.12/28,632,159.52
  6. Step 6: Final answer
    x = 23,480,669.09

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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.