Home / 33,106,780.80-49,661,726.40-10,388,419.20

Finding the Fourth Proportional to 33,106,780.80, 49,661,726.40 and 10,388,419.20

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Solution

The fourth proportional to 33,106,780.80, 49,661,726.40 and 10,388,419.20 is: 15,583,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,106,780.80 : 49,661,726.40 = 10,388,419.20 : x
  2. Step 2: Convert to fraction form
    33,106,780.80/49,661,726.40 = 10,388,419.20/x
  3. Step 3: Cross multiply
    33,106,780.80x = 49,661,726.40 × 10,388,419.20
  4. Step 4: Simplify right side
    33,106,780.80x = 515,906,832,038,906.81
  5. Step 5: Solve for x
    x = 515,906,832,038,906.81/33,106,780.80
  6. Step 6: Final answer
    x = 15,583,116.80

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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.