Home / 13,972,345.25-20,957,317.18-8,506,021.37

Finding the Fourth Proportional to 13,972,345.25, 20,957,317.18 and 8,506,021.37

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Solution

The fourth proportional to 13,972,345.25, 20,957,317.18 and 8,506,021.37 is: 12,758,301.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,972,345.25 : 20,957,317.18 = 8,506,021.37 : x
  2. Step 2: Convert to fraction form
    13,972,345.25/20,957,317.18 = 8,506,021.37/x
  3. Step 3: Cross multiply
    13,972,345.25x = 20,957,317.18 × 8,506,021.37
  4. Step 4: Simplify right side
    13,972,345.25x = 178,263,387,664,896.50
  5. Step 5: Solve for x
    x = 178,263,387,664,896.50/13,972,345.25
  6. Step 6: Final answer
    x = 12,758,301.10

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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.