Home / 8,980,719-13,464,929.64-3,223,324.80

Finding the Fourth Proportional to 8,980,719, 13,464,929.64 and 3,223,324.80

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Solution

The fourth proportional to 8,980,719, 13,464,929.64 and 3,223,324.80 is: 4,832,780.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,980,719 : 13,464,929.64 = 3,223,324.80 : x
  2. Step 2: Convert to fraction form
    8,980,719/13,464,929.64 = 3,223,324.80/x
  3. Step 3: Cross multiply
    8,980,719x = 13,464,929.64 × 3,223,324.80
  4. Step 4: Simplify right side
    8,980,719x = 43,401,841,638,867.07
  5. Step 5: Solve for x
    x = 43,401,841,638,867.07/8,980,719
  6. Step 6: Final answer
    x = 4,832,780.28

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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.