Home / 30,164,183.31-45,210,845.43-13,955,897.10

Finding the Fourth Proportional to 30,164,183.31, 45,210,845.43 and 13,955,897.10

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Solution

The fourth proportional to 30,164,183.31, 45,210,845.43 and 13,955,897.10 is: 20,917,453.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,164,183.31 : 45,210,845.43 = 13,955,897.10 : x
  2. Step 2: Convert to fraction form
    30,164,183.31/45,210,845.43 = 13,955,897.10/x
  3. Step 3: Cross multiply
    30,164,183.31x = 45,210,845.43 × 13,955,897.10
  4. Step 4: Simplify right side
    30,164,183.31x = 630,957,906,625,085.25
  5. Step 5: Solve for x
    x = 630,957,906,625,085.25/30,164,183.31
  6. Step 6: Final answer
    x = 20,917,453.66

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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.