Home / 31,347,078.80-47,020,618.20-23,694,328.40

Finding the Fourth Proportional to 31,347,078.80, 47,020,618.20 and 23,694,328.40

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Solution

The fourth proportional to 31,347,078.80, 47,020,618.20 and 23,694,328.40 is: 35,541,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,347,078.80 : 47,020,618.20 = 23,694,328.40 : x
  2. Step 2: Convert to fraction form
    31,347,078.80/47,020,618.20 = 23,694,328.40/x
  3. Step 3: Cross multiply
    31,347,078.80x = 47,020,618.20 × 23,694,328.40
  4. Step 4: Simplify right side
    31,347,078.80x = 1,114,121,969,201,816.88
  5. Step 5: Solve for x
    x = 1,114,121,969,201,816.88/31,347,078.80
  6. Step 6: Final answer
    x = 35,541,492.60

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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.