Home / 34,556,764.05-51,825,698.10-12,989,707.29

Finding the Fourth Proportional to 34,556,764.05, 51,825,698.10 and 12,989,707.29

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Solution

The fourth proportional to 34,556,764.05, 51,825,698.10 and 12,989,707.29 is: 19,481,009.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,556,764.05 : 51,825,698.10 = 12,989,707.29 : x
  2. Step 2: Convert to fraction form
    34,556,764.05/51,825,698.10 = 12,989,707.29/x
  3. Step 3: Cross multiply
    34,556,764.05x = 51,825,698.10 × 12,989,707.29
  4. Step 4: Simplify right side
    34,556,764.05x = 673,200,648,418,909.12
  5. Step 5: Solve for x
    x = 673,200,648,418,909.12/34,556,764.05
  6. Step 6: Final answer
    x = 19,481,009.49

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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.