Home / 30,294,819.70-45,442,229.55-17,508,742.90

Finding the Fourth Proportional to 30,294,819.70, 45,442,229.55 and 17,508,742.90

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Solution

The fourth proportional to 30,294,819.70, 45,442,229.55 and 17,508,742.90 is: 26,263,114.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,294,819.70 : 45,442,229.55 = 17,508,742.90 : x
  2. Step 2: Convert to fraction form
    30,294,819.70/45,442,229.55 = 17,508,742.90/x
  3. Step 3: Cross multiply
    30,294,819.70x = 45,442,229.55 × 17,508,742.90
  4. Step 4: Simplify right side
    30,294,819.70x = 795,636,313,993,732.62
  5. Step 5: Solve for x
    x = 795,636,313,993,732.62/30,294,819.70
  6. Step 6: Final answer
    x = 26,263,114.35

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1.5x scale

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.