Home / 13,799,179.47-19,042,993.61-7,604,448.45

Finding the Fourth Proportional to 13,799,179.47, 19,042,993.61 and 7,604,448.45

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Solution

The fourth proportional to 13,799,179.47, 19,042,993.61 and 7,604,448.45 is: 10,494,208.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,799,179.47 : 19,042,993.61 = 7,604,448.45 : x
  2. Step 2: Convert to fraction form
    13,799,179.47/19,042,993.61 = 7,604,448.45/x
  3. Step 3: Cross multiply
    13,799,179.47x = 19,042,993.61 × 7,604,448.45
  4. Step 4: Simplify right side
    13,799,179.47x = 144,811,463,240,924.41
  5. Step 5: Solve for x
    x = 144,811,463,240,924.41/13,799,179.47
  6. Step 6: Final answer
    x = 10,494,208.26

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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.