Home / 74,354,878.31-102,605,233.95-41,313,997.67

Finding the Fourth Proportional to 74,354,878.31, 102,605,233.95 and 41,313,997.67

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Solution

The fourth proportional to 74,354,878.31, 102,605,233.95 and 41,313,997.67 is: 57,010,817.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,354,878.31 : 102,605,233.95 = 41,313,997.67 : x
  2. Step 2: Convert to fraction form
    74,354,878.31/102,605,233.95 = 41,313,997.67/x
  3. Step 3: Cross multiply
    74,354,878.31x = 102,605,233.95 × 41,313,997.67
  4. Step 4: Simplify right side
    74,354,878.31x = 4,239,032,395,827,079
  5. Step 5: Solve for x
    x = 4,239,032,395,827,079/74,354,878.31
  6. Step 6: Final answer
    x = 57,010,817.48

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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.