Home / 13,305,438.27-19,960,314.03-5,214,026.70

Finding the Fourth Proportional to 13,305,438.27, 19,960,314.03 and 5,214,026.70

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Solution

The fourth proportional to 13,305,438.27, 19,960,314.03 and 5,214,026.70 is: 7,821,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,438.27 : 19,960,314.03 = 5,214,026.70 : x
  2. Step 2: Convert to fraction form
    13,305,438.27/19,960,314.03 = 5,214,026.70/x
  3. Step 3: Cross multiply
    13,305,438.27x = 19,960,314.03 × 5,214,026.70
  4. Step 4: Simplify right side
    13,305,438.27x = 104,073,610,292,804.61
  5. Step 5: Solve for x
    x = 104,073,610,292,804.61/13,305,438.27
  6. Step 6: Final answer
    x = 7,821,885.17

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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.