Home / 18,570,810.20-25,628,518.38-10,310,872.76

Finding the Fourth Proportional to 18,570,810.20, 25,628,518.38 and 10,310,872.76

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Solution

The fourth proportional to 18,570,810.20, 25,628,518.38 and 10,310,872.76 is: 14,229,448.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,570,810.20 : 25,628,518.38 = 10,310,872.76 : x
  2. Step 2: Convert to fraction form
    18,570,810.20/25,628,518.38 = 10,310,872.76/x
  3. Step 3: Cross multiply
    18,570,810.20x = 25,628,518.38 × 10,310,872.76
  4. Step 4: Simplify right side
    18,570,810.20x = 264,252,392,043,501.31
  5. Step 5: Solve for x
    x = 264,252,392,043,501.31/18,570,810.20
  6. Step 6: Final answer
    x = 14,229,448.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.