Home / 30,078,642.98-41,508,579.93-16,327,616.42

Finding the Fourth Proportional to 30,078,642.98, 41,508,579.93 and 16,327,616.42

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Solution

The fourth proportional to 30,078,642.98, 41,508,579.93 and 16,327,616.42 is: 22,532,139.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,078,642.98 : 41,508,579.93 = 16,327,616.42 : x
  2. Step 2: Convert to fraction form
    30,078,642.98/41,508,579.93 = 16,327,616.42/x
  3. Step 3: Cross multiply
    30,078,642.98x = 41,508,579.93 × 16,327,616.42
  4. Step 4: Simplify right side
    30,078,642.98x = 677,736,171,235,950.50
  5. Step 5: Solve for x
    x = 677,736,171,235,950.50/30,078,642.98
  6. Step 6: Final answer
    x = 22,532,139.22

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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.