Home / 53,580,983.16-80,324,289-21,255,587.40

Finding the Fourth Proportional to 53,580,983.16, 80,324,289 and 21,255,587.40

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Solution

The fourth proportional to 53,580,983.16, 80,324,289 and 21,255,587.40 is: 31,864,662.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,580,983.16 : 80,324,289 = 21,255,587.40 : x
  2. Step 2: Convert to fraction form
    53,580,983.16/80,324,289 = 21,255,587.40/x
  3. Step 3: Cross multiply
    53,580,983.16x = 80,324,289 × 21,255,587.40
  4. Step 4: Simplify right side
    53,580,983.16x = 1,707,339,945,182,358.50
  5. Step 5: Solve for x
    x = 1,707,339,945,182,358.50/53,580,983.16
  6. Step 6: Final answer
    x = 31,864,662.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.