Home / 14,187,548.22-19,574,765.94-7,990,427.43

Finding the Fourth Proportional to 14,187,548.22, 19,574,765.94 and 7,990,427.43

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Solution

The fourth proportional to 14,187,548.22, 19,574,765.94 and 7,990,427.43 is: 11,024,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187,548.22 : 19,574,765.94 = 7,990,427.43 : x
  2. Step 2: Convert to fraction form
    14,187,548.22/19,574,765.94 = 7,990,427.43/x
  3. Step 3: Cross multiply
    14,187,548.22x = 19,574,765.94 × 7,990,427.43
  4. Step 4: Simplify right side
    14,187,548.22x = 156,410,746,702,805.75
  5. Step 5: Solve for x
    x = 156,410,746,702,805.75/14,187,548.22
  6. Step 6: Final answer
    x = 11,024,508.55

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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.