Home / 30,914,760.60-46,372,140.90-8,197,954.20

Finding the Fourth Proportional to 30,914,760.60, 46,372,140.90 and 8,197,954.20

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Solution

The fourth proportional to 30,914,760.60, 46,372,140.90 and 8,197,954.20 is: 12,296,931.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,914,760.60 : 46,372,140.90 = 8,197,954.20 : x
  2. Step 2: Convert to fraction form
    30,914,760.60/46,372,140.90 = 8,197,954.20/x
  3. Step 3: Cross multiply
    30,914,760.60x = 46,372,140.90 × 8,197,954.20
  4. Step 4: Simplify right side
    30,914,760.60x = 380,156,687,254,146.75
  5. Step 5: Solve for x
    x = 380,156,687,254,146.75/30,914,760.60
  6. Step 6: Final answer
    x = 12,296,931.30

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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.