Home / 19,585,063.30-29,367,097.35-8,212,663.30

Finding the Fourth Proportional to 19,585,063.30, 29,367,097.35 and 8,212,663.30

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Solution

The fourth proportional to 19,585,063.30, 29,367,097.35 and 8,212,663.30 is: 12,314,592.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,585,063.30 : 29,367,097.35 = 8,212,663.30 : x
  2. Step 2: Convert to fraction form
    19,585,063.30/29,367,097.35 = 8,212,663.30/x
  3. Step 3: Cross multiply
    19,585,063.30x = 29,367,097.35 × 8,212,663.30
  4. Step 4: Simplify right side
    19,585,063.30x = 241,182,082,633,872.25
  5. Step 5: Solve for x
    x = 241,182,082,633,872.25/19,585,063.30
  6. Step 6: Final answer
    x = 12,314,592.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.