Home / 13,258,829-19,888,186.80-3,674,180

Finding the Fourth Proportional to 13,258,829, 19,888,186.80 and 3,674,180

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Solution

The fourth proportional to 13,258,829, 19,888,186.80 and 3,674,180 is: 5,511,254.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,258,829 : 19,888,186.80 = 3,674,180 : x
  2. Step 2: Convert to fraction form
    13,258,829/19,888,186.80 = 3,674,180/x
  3. Step 3: Cross multiply
    13,258,829x = 19,888,186.80 × 3,674,180
  4. Step 4: Simplify right side
    13,258,829x = 73,072,778,176,824
  5. Step 5: Solve for x
    x = 73,072,778,176,824/13,258,829
  6. Step 6: Final answer
    x = 5,511,254.29

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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.