Home / 19,918,264.35-29,829,499.25-11,372,699.55

Finding the Fourth Proportional to 19,918,264.35, 29,829,499.25 and 11,372,699.55

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Solution

The fourth proportional to 19,918,264.35, 29,829,499.25 and 11,372,699.55 is: 17,031,701.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,918,264.35 : 29,829,499.25 = 11,372,699.55 : x
  2. Step 2: Convert to fraction form
    19,918,264.35/29,829,499.25 = 11,372,699.55/x
  3. Step 3: Cross multiply
    19,918,264.35x = 29,829,499.25 × 11,372,699.55
  4. Step 4: Simplify right side
    19,918,264.35x = 339,241,932,640,336.88
  5. Step 5: Solve for x
    x = 339,241,932,640,336.88/19,918,264.35
  6. Step 6: Final answer
    x = 17,031,701.49

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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.