Home / 13,821,058.95-19,072,931.16-7,626,161.67

Finding the Fourth Proportional to 13,821,058.95, 19,072,931.16 and 7,626,161.67

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Solution

The fourth proportional to 13,821,058.95, 19,072,931.16 and 7,626,161.67 is: 10,524,031.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,821,058.95 : 19,072,931.16 = 7,626,161.67 : x
  2. Step 2: Convert to fraction form
    13,821,058.95/19,072,931.16 = 7,626,161.67/x
  3. Step 3: Cross multiply
    13,821,058.95x = 19,072,931.16 × 7,626,161.67
  4. Step 4: Simplify right side
    13,821,058.95x = 145,453,256,546,940.62
  5. Step 5: Solve for x
    x = 145,453,256,546,940.62/13,821,058.95
  6. Step 6: Final answer
    x = 10,524,031.27

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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.