Home / 20,064,043.20-30,096,064.80-6,601,310.40

Finding the Fourth Proportional to 20,064,043.20, 30,096,064.80 and 6,601,310.40

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Solution

The fourth proportional to 20,064,043.20, 30,096,064.80 and 6,601,310.40 is: 9,901,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064,043.20 : 30,096,064.80 = 6,601,310.40 : x
  2. Step 2: Convert to fraction form
    20,064,043.20/30,096,064.80 = 6,601,310.40/x
  3. Step 3: Cross multiply
    20,064,043.20x = 30,096,064.80 × 6,601,310.40
  4. Step 4: Simplify right side
    20,064,043.20x = 198,673,465,563,313.94
  5. Step 5: Solve for x
    x = 198,673,465,563,313.94/20,064,043.20
  6. Step 6: Final answer
    x = 9,901,965.60

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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.