Home / 13,953,499.90-20,930,177.32-3,578,670.59

Finding the Fourth Proportional to 13,953,499.90, 20,930,177.32 and 3,578,670.59

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Solution

The fourth proportional to 13,953,499.90, 20,930,177.32 and 3,578,670.59 is: 5,367,987.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953,499.90 : 20,930,177.32 = 3,578,670.59 : x
  2. Step 2: Convert to fraction form
    13,953,499.90/20,930,177.32 = 3,578,670.59/x
  3. Step 3: Cross multiply
    13,953,499.90x = 20,930,177.32 × 3,578,670.59
  4. Step 4: Simplify right side
    13,953,499.90x = 74,902,209,904,971.45
  5. Step 5: Solve for x
    x = 74,902,209,904,971.45/13,953,499.90
  6. Step 6: Final answer
    x = 5,367,987.28

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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.