Home / 30,214,377.14-45,317,012.30-19,360,414.88

Finding the Fourth Proportional to 30,214,377.14, 45,317,012.30 and 19,360,414.88

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Solution

The fourth proportional to 30,214,377.14, 45,317,012.30 and 19,360,414.88 is: 29,037,704.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,214,377.14 : 45,317,012.30 = 19,360,414.88 : x
  2. Step 2: Convert to fraction form
    30,214,377.14/45,317,012.30 = 19,360,414.88/x
  3. Step 3: Cross multiply
    30,214,377.14x = 45,317,012.30 × 19,360,414.88
  4. Step 4: Simplify right side
    30,214,377.14x = 877,356,158,926,675.88
  5. Step 5: Solve for x
    x = 877,356,158,926,675.88/30,214,377.14
  6. Step 6: Final answer
    x = 29,037,704.63

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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.