Home / 82,212,532.38-113,453,291.34-45,044,223.15

Finding the Fourth Proportional to 82,212,532.38, 113,453,291.34 and 45,044,223.15

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Solution

The fourth proportional to 82,212,532.38, 113,453,291.34 and 45,044,223.15 is: 62,161,026.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,212,532.38 : 113,453,291.34 = 45,044,223.15 : x
  2. Step 2: Convert to fraction form
    82,212,532.38/113,453,291.34 = 45,044,223.15/x
  3. Step 3: Cross multiply
    82,212,532.38x = 113,453,291.34 × 45,044,223.15
  4. Step 4: Simplify right side
    82,212,532.38x = 5,110,415,372,220,923
  5. Step 5: Solve for x
    x = 5,110,415,372,220,923/82,212,532.38
  6. Step 6: Final answer
    x = 62,161,026.11

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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.