Home / 9,997,887.51-13,797,057.38-5,414,207.67

Finding the Fourth Proportional to 9,997,887.51, 13,797,057.38 and 5,414,207.67

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Solution

The fourth proportional to 9,997,887.51, 13,797,057.38 and 5,414,207.67 is: 7,471,591.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997,887.51 : 13,797,057.38 = 5,414,207.67 : x
  2. Step 2: Convert to fraction form
    9,997,887.51/13,797,057.38 = 5,414,207.67/x
  3. Step 3: Cross multiply
    9,997,887.51x = 13,797,057.38 × 5,414,207.67
  4. Step 4: Simplify right side
    9,997,887.51x = 74,700,133,863,155.06
  5. Step 5: Solve for x
    x = 74,700,133,863,155.06/9,997,887.51
  6. Step 6: Final answer
    x = 7,471,591.75

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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.