Home / 20,226,036.60-30,339,054.90-13,423,591.80

Finding the Fourth Proportional to 20,226,036.60, 30,339,054.90 and 13,423,591.80

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Solution

The fourth proportional to 20,226,036.60, 30,339,054.90 and 13,423,591.80 is: 20,135,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226,036.60 : 30,339,054.90 = 13,423,591.80 : x
  2. Step 2: Convert to fraction form
    20,226,036.60/30,339,054.90 = 13,423,591.80/x
  3. Step 3: Cross multiply
    20,226,036.60x = 30,339,054.90 × 13,423,591.80
  4. Step 4: Simplify right side
    20,226,036.60x = 407,259,088,575,389.81
  5. Step 5: Solve for x
    x = 407,259,088,575,389.81/20,226,036.60
  6. Step 6: Final answer
    x = 20,135,387.70

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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.