Home / 29,002,842-40,023,122.64-15,950,100.60

Finding the Fourth Proportional to 29,002,842, 40,023,122.64 and 15,950,100.60

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Solution

The fourth proportional to 29,002,842, 40,023,122.64 and 15,950,100.60 is: 22,010,699.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,002,842 : 40,023,122.64 = 15,950,100.60 : x
  2. Step 2: Convert to fraction form
    29,002,842/40,023,122.64 = 15,950,100.60/x
  3. Step 3: Cross multiply
    29,002,842x = 40,023,122.64 × 15,950,100.60
  4. Step 4: Simplify right side
    29,002,842x = 638,372,832,434,137.62
  5. Step 5: Solve for x
    x = 638,372,832,434,137.62/29,002,842
  6. Step 6: Final answer
    x = 22,010,699.24

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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.