Home / 18,241,814.81-25,172,596.77-10,400,230.62

Finding the Fourth Proportional to 18,241,814.81, 25,172,596.77 and 10,400,230.62

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Solution

The fourth proportional to 18,241,814.81, 25,172,596.77 and 10,400,230.62 is: 14,351,686.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,241,814.81 : 25,172,596.77 = 10,400,230.62 : x
  2. Step 2: Convert to fraction form
    18,241,814.81/25,172,596.77 = 10,400,230.62/x
  3. Step 3: Cross multiply
    18,241,814.81x = 25,172,596.77 × 10,400,230.62
  4. Step 4: Simplify right side
    18,241,814.81x = 261,800,811,712,267.06
  5. Step 5: Solve for x
    x = 261,800,811,712,267.06/18,241,814.81
  6. Step 6: Final answer
    x = 14,351,686.74

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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.