Home / 31,017,940.40-46,528,660.20-9,453,245.60

Finding the Fourth Proportional to 31,017,940.40, 46,528,660.20 and 9,453,245.60

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Solution

The fourth proportional to 31,017,940.40, 46,528,660.20 and 9,453,245.60 is: 14,180,401.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,017,940.40 : 46,528,660.20 = 9,453,245.60 : x
  2. Step 2: Convert to fraction form
    31,017,940.40/46,528,660.20 = 9,453,245.60/x
  3. Step 3: Cross multiply
    31,017,940.40x = 46,528,660.20 × 9,453,245.60
  4. Step 4: Simplify right side
    31,017,940.40x = 439,846,852,309,545.12
  5. Step 5: Solve for x
    x = 439,846,852,309,545.12/31,017,940.40
  6. Step 6: Final answer
    x = 14,180,401.62

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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.