Home / 47,640,043.20-71,460,064.80-29,500,190.40

Finding the Fourth Proportional to 47,640,043.20, 71,460,064.80 and 29,500,190.40

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Solution

The fourth proportional to 47,640,043.20, 71,460,064.80 and 29,500,190.40 is: 44,250,285.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,640,043.20 : 71,460,064.80 = 29,500,190.40 : x
  2. Step 2: Convert to fraction form
    47,640,043.20/71,460,064.80 = 29,500,190.40/x
  3. Step 3: Cross multiply
    47,640,043.20x = 71,460,064.80 × 29,500,190.40
  4. Step 4: Simplify right side
    47,640,043.20x = 2,108,085,517,596,337.75
  5. Step 5: Solve for x
    x = 2,108,085,517,596,337.75/47,640,043.20
  6. Step 6: Final answer
    x = 44,250,285.60

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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.