Home / 18,457,290.68-25,471,328.40-10,197,542.92

Finding the Fourth Proportional to 18,457,290.68, 25,471,328.40 and 10,197,542.92

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Solution

The fourth proportional to 18,457,290.68, 25,471,328.40 and 10,197,542.92 is: 14,072,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,457,290.68 : 25,471,328.40 = 10,197,542.92 : x
  2. Step 2: Convert to fraction form
    18,457,290.68/25,471,328.40 = 10,197,542.92/x
  3. Step 3: Cross multiply
    18,457,290.68x = 25,471,328.40 × 10,197,542.92
  4. Step 4: Simplify right side
    18,457,290.68x = 259,744,964,677,587.09
  5. Step 5: Solve for x
    x = 259,744,964,677,587.09/18,457,290.68
  6. Step 6: Final answer
    x = 14,072,756.90

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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.