Home / 13,317,971.00-19,977,644.59-4,221,035.15

Finding the Fourth Proportional to 13,317,971.00, 19,977,644.59 and 4,221,035.15

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Solution

The fourth proportional to 13,317,971.00, 19,977,644.59 and 4,221,035.15 is: 6,331,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,317,971.00 : 19,977,644.59 = 4,221,035.15 : x
  2. Step 2: Convert to fraction form
    13,317,971.00/19,977,644.59 = 4,221,035.15/x
  3. Step 3: Cross multiply
    13,317,971.00x = 19,977,644.59 × 4,221,035.15
  4. Step 4: Simplify right side
    13,317,971.00x = 84,326,339,918,156.52
  5. Step 5: Solve for x
    x = 84,326,339,918,156.52/13,317,971.00
  6. Step 6: Final answer
    x = 6,331,770.80

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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.