Home / 73,935,181.86-102,023,703.82-40,894,720

Finding the Fourth Proportional to 73,935,181.86, 102,023,703.82 and 40,894,720

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Solution

The fourth proportional to 73,935,181.86, 102,023,703.82 and 40,894,720 is: 56,430,926.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,935,181.86 : 102,023,703.82 = 40,894,720 : x
  2. Step 2: Convert to fraction form
    73,935,181.86/102,023,703.82 = 40,894,720/x
  3. Step 3: Cross multiply
    73,935,181.86x = 102,023,703.82 × 40,894,720
  4. Step 4: Simplify right side
    73,935,181.86x = 4,172,230,801,081,830
  5. Step 5: Solve for x
    x = 4,172,230,801,081,830/73,935,181.86
  6. Step 6: Final answer
    x = 56,430,926.33

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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.