Home / 30,078,642.48-41,508,579.24-16,327,615.92

Finding the Fourth Proportional to 30,078,642.48, 41,508,579.24 and 16,327,615.92

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Solution

The fourth proportional to 30,078,642.48, 41,508,579.24 and 16,327,615.92 is: 22,532,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,078,642.48 : 41,508,579.24 = 16,327,615.92 : x
  2. Step 2: Convert to fraction form
    30,078,642.48/41,508,579.24 = 16,327,615.92/x
  3. Step 3: Cross multiply
    30,078,642.48x = 41,508,579.24 × 16,327,615.92
  4. Step 4: Simplify right side
    30,078,642.48x = 677,736,139,215,605.50
  5. Step 5: Solve for x
    x = 677,736,139,215,605.50/30,078,642.48
  6. Step 6: Final answer
    x = 22,532,138.53

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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.