Home / 20,402,822.60-30,533,375.10-14,025,530.60

Finding the Fourth Proportional to 20,402,822.60, 30,533,375.10 and 14,025,530.60

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Solution

The fourth proportional to 20,402,822.60, 30,533,375.10 and 14,025,530.60 is: 20,989,585.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,822.60 : 30,533,375.10 = 14,025,530.60 : x
  2. Step 2: Convert to fraction form
    20,402,822.60/30,533,375.10 = 14,025,530.60/x
  3. Step 3: Cross multiply
    20,402,822.60x = 30,533,375.10 × 14,025,530.60
  4. Step 4: Simplify right side
    20,402,822.60x = 428,246,786,786,328.06
  5. Step 5: Solve for x
    x = 428,246,786,786,328.06/20,402,822.60
  6. Step 6: Final answer
    x = 20,989,585.37

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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.