Home / 13,014,513.48-19,521,671.92-3,916,571.88

Finding the Fourth Proportional to 13,014,513.48, 19,521,671.92 and 3,916,571.88

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Solution

The fourth proportional to 13,014,513.48, 19,521,671.92 and 3,916,571.88 is: 5,874,828.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014,513.48 : 19,521,671.92 = 3,916,571.88 : x
  2. Step 2: Convert to fraction form
    13,014,513.48/19,521,671.92 = 3,916,571.88/x
  3. Step 3: Cross multiply
    13,014,513.48x = 19,521,671.92 × 3,916,571.88
  4. Step 4: Simplify right side
    13,014,513.48x = 76,458,031,292,457.61
  5. Step 5: Solve for x
    x = 76,458,031,292,457.61/13,014,513.48
  6. Step 6: Final answer
    x = 5,874,828.24

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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.