Home / 20,402,826.60-30,533,381.10-14,025,534.60

Finding the Fourth Proportional to 20,402,826.60, 30,533,381.10 and 14,025,534.60

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Solution

The fourth proportional to 20,402,826.60, 30,533,381.10 and 14,025,534.60 is: 20,989,591.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,402,826.60 : 30,533,381.10 = 14,025,534.60 : x
  2. Step 2: Convert to fraction form
    20,402,826.60/30,533,381.10 = 14,025,534.60/x
  3. Step 3: Cross multiply
    20,402,826.60x = 30,533,381.10 × 14,025,534.60
  4. Step 4: Simplify right side
    20,402,826.60x = 428,246,993,073,036.06
  5. Step 5: Solve for x
    x = 428,246,993,073,036.06/20,402,826.60
  6. Step 6: Final answer
    x = 20,989,591.37

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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.