Home / 13,269,213.03-19,907,135.72-10,547,031.12

Finding the Fourth Proportional to 13,269,213.03, 19,907,135.72 and 10,547,031.12

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Solution

The fourth proportional to 13,269,213.03, 19,907,135.72 and 10,547,031.12 is: 15,823,182.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,213.03 : 19,907,135.72 = 10,547,031.12 : x
  2. Step 2: Convert to fraction form
    13,269,213.03/19,907,135.72 = 10,547,031.12/x
  3. Step 3: Cross multiply
    13,269,213.03x = 19,907,135.72 × 10,547,031.12
  4. Step 4: Simplify right side
    13,269,213.03x = 209,961,179,948,903.56
  5. Step 5: Solve for x
    x = 209,961,179,948,903.56/13,269,213.03
  6. Step 6: Final answer
    x = 15,823,182.54

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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.