Home / 30,755,313.20-46,129,470.60-8,038,506.80

Finding the Fourth Proportional to 30,755,313.20, 46,129,470.60 and 8,038,506.80

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Solution

The fourth proportional to 30,755,313.20, 46,129,470.60 and 8,038,506.80 is: 12,056,845.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,755,313.20 : 46,129,470.60 = 8,038,506.80 : x
  2. Step 2: Convert to fraction form
    30,755,313.20/46,129,470.60 = 8,038,506.80/x
  3. Step 3: Cross multiply
    30,755,313.20x = 46,129,470.60 × 8,038,506.80
  4. Step 4: Simplify right side
    30,755,313.20x = 370,812,063,098,500.06
  5. Step 5: Solve for x
    x = 370,812,063,098,500.06/30,755,313.20
  6. Step 6: Final answer
    x = 12,056,845.62

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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.