Home / 31,235,474.34-46,792,194.21-21,518,370.90

Finding the Fourth Proportional to 31,235,474.34, 46,792,194.21 and 21,518,370.90

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Solution

The fourth proportional to 31,235,474.34, 46,792,194.21 and 21,518,370.90 is: 32,235,521.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,235,474.34 : 46,792,194.21 = 21,518,370.90 : x
  2. Step 2: Convert to fraction form
    31,235,474.34/46,792,194.21 = 21,518,370.90/x
  3. Step 3: Cross multiply
    31,235,474.34x = 46,792,194.21 × 21,518,370.90
  4. Step 4: Simplify right side
    31,235,474.34x = 1,006,891,790,235,612.50
  5. Step 5: Solve for x
    x = 1,006,891,790,235,612.50/31,235,474.34
  6. Step 6: Final answer
    x = 32,235,521.04

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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.