Home / 20,094,500.20-30,141,750.30-6,447,620.20

Finding the Fourth Proportional to 20,094,500.20, 30,141,750.30 and 6,447,620.20

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Solution

The fourth proportional to 20,094,500.20, 30,141,750.30 and 6,447,620.20 is: 9,671,430.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,094,500.20 : 30,141,750.30 = 6,447,620.20 : x
  2. Step 2: Convert to fraction form
    20,094,500.20/30,141,750.30 = 6,447,620.20/x
  3. Step 3: Cross multiply
    20,094,500.20x = 30,141,750.30 × 6,447,620.20
  4. Step 4: Simplify right side
    20,094,500.20x = 194,342,558,097,636.06
  5. Step 5: Solve for x
    x = 194,342,558,097,636.06/20,094,500.20
  6. Step 6: Final answer
    x = 9,671,430.30

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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.