Home / 13,003,838.55-19,505,822.63-5,331,674.07

Finding the Fourth Proportional to 13,003,838.55, 19,505,822.63 and 5,331,674.07

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Solution

The fourth proportional to 13,003,838.55, 19,505,822.63 and 5,331,674.07 is: 7,997,537.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003,838.55 : 19,505,822.63 = 5,331,674.07 : x
  2. Step 2: Convert to fraction form
    13,003,838.55/19,505,822.63 = 5,331,674.07/x
  3. Step 3: Cross multiply
    13,003,838.55x = 19,505,822.63 × 5,331,674.07
  4. Step 4: Simplify right side
    13,003,838.55x = 103,998,688,703,731.84
  5. Step 5: Solve for x
    x = 103,998,688,703,731.84/13,003,838.55
  6. Step 6: Final answer
    x = 7,997,537.67

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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.