Home / 30,152,363.45-45,228,815.51-8,586,954.23

Finding the Fourth Proportional to 30,152,363.45, 45,228,815.51 and 8,586,954.23

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Solution

The fourth proportional to 30,152,363.45, 45,228,815.51 and 8,586,954.23 is: 12,880,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,152,363.45 : 45,228,815.51 = 8,586,954.23 : x
  2. Step 2: Convert to fraction form
    30,152,363.45/45,228,815.51 = 8,586,954.23/x
  3. Step 3: Cross multiply
    30,152,363.45x = 45,228,815.51 × 8,586,954.23
  4. Step 4: Simplify right side
    30,152,363.45x = 388,377,768,392,405.25
  5. Step 5: Solve for x
    x = 388,377,768,392,405.25/30,152,363.45
  6. Step 6: Final answer
    x = 12,880,508.33

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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.