Home / 20,268,410.40-30,407,799.60-14,296,442.40

Finding the Fourth Proportional to 20,268,410.40, 30,407,799.60 and 14,296,442.40

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Solution

The fourth proportional to 20,268,410.40, 30,407,799.60 and 14,296,442.40 is: 21,448,320.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,410.40 : 30,407,799.60 = 14,296,442.40 : x
  2. Step 2: Convert to fraction form
    20,268,410.40/30,407,799.60 = 14,296,442.40/x
  3. Step 3: Cross multiply
    20,268,410.40x = 30,407,799.60 × 14,296,442.40
  4. Step 4: Simplify right side
    20,268,410.40x = 434,723,355,492,143.06
  5. Step 5: Solve for x
    x = 434,723,355,492,143.06/20,268,410.40
  6. Step 6: Final answer
    x = 21,448,320.16

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1.5x scale

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.