Home / 9,390,173.13-14,043,859.79-8,174,419.83

Finding the Fourth Proportional to 9,390,173.13, 14,043,859.79 and 8,174,419.83

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Solution

The fourth proportional to 9,390,173.13, 14,043,859.79 and 8,174,419.83 is: 12,225,589.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,390,173.13 : 14,043,859.79 = 8,174,419.83 : x
  2. Step 2: Convert to fraction form
    9,390,173.13/14,043,859.79 = 8,174,419.83/x
  3. Step 3: Cross multiply
    9,390,173.13x = 14,043,859.79 × 8,174,419.83
  4. Step 4: Simplify right side
    9,390,173.13x = 114,800,405,916,243.53
  5. Step 5: Solve for x
    x = 114,800,405,916,243.53/9,390,173.13
  6. Step 6: Final answer
    x = 12,225,589.91

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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.