Home / 14,257,261.68-19,676,063.88-8,145,558.96

Finding the Fourth Proportional to 14,257,261.68, 19,676,063.88 and 8,145,558.96

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Solution

The fourth proportional to 14,257,261.68, 19,676,063.88 and 8,145,558.96 is: 11,241,467.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,261.68 : 19,676,063.88 = 8,145,558.96 : x
  2. Step 2: Convert to fraction form
    14,257,261.68/19,676,063.88 = 8,145,558.96/x
  3. Step 3: Cross multiply
    14,257,261.68x = 19,676,063.88 × 8,145,558.96
  4. Step 4: Simplify right side
    14,257,261.68x = 160,272,538,435,266.34
  5. Step 5: Solve for x
    x = 160,272,538,435,266.34/14,257,261.68
  6. Step 6: Final answer
    x = 11,241,467.12

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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.