Home / 28,722,788.64-39,637,260.03-16,332,884.13

Finding the Fourth Proportional to 28,722,788.64, 39,637,260.03 and 16,332,884.13

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Solution

The fourth proportional to 28,722,788.64, 39,637,260.03 and 16,332,884.13 is: 22,539,273.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,722,788.64 : 39,637,260.03 = 16,332,884.13 : x
  2. Step 2: Convert to fraction form
    28,722,788.64/39,637,260.03 = 16,332,884.13/x
  3. Step 3: Cross multiply
    28,722,788.64x = 39,637,260.03 × 16,332,884.13
  4. Step 4: Simplify right side
    28,722,788.64x = 647,390,775,300,670.38
  5. Step 5: Solve for x
    x = 647,390,775,300,670.38/28,722,788.64
  6. Step 6: Final answer
    x = 22,539,273.03

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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.