Home / 13,209,360.66-19,791,453.32-10,329,615.45

Finding the Fourth Proportional to 13,209,360.66, 19,791,453.32 and 10,329,615.45

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Solution

The fourth proportional to 13,209,360.66, 19,791,453.32 and 10,329,615.45 is: 15,476,759.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,209,360.66 : 19,791,453.32 = 10,329,615.45 : x
  2. Step 2: Convert to fraction form
    13,209,360.66/19,791,453.32 = 10,329,615.45/x
  3. Step 3: Cross multiply
    13,209,360.66x = 19,791,453.32 × 10,329,615.45
  4. Step 4: Simplify right side
    13,209,360.66x = 204,438,101,919,092.59
  5. Step 5: Solve for x
    x = 204,438,101,919,092.59/13,209,360.66
  6. Step 6: Final answer
    x = 15,476,759.80

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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.