Home / 18,220,000.60-27,330,000.90-4,756,828.60

Finding the Fourth Proportional to 18,220,000.60, 27,330,000.90 and 4,756,828.60

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Solution

The fourth proportional to 18,220,000.60, 27,330,000.90 and 4,756,828.60 is: 7,135,242.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,220,000.60 : 27,330,000.90 = 4,756,828.60 : x
  2. Step 2: Convert to fraction form
    18,220,000.60/27,330,000.90 = 4,756,828.60/x
  3. Step 3: Cross multiply
    18,220,000.60x = 27,330,000.90 × 4,756,828.60
  4. Step 4: Simplify right side
    18,220,000.60x = 130,004,129,919,145.72
  5. Step 5: Solve for x
    x = 130,004,129,919,145.72/18,220,000.60
  6. Step 6: Final answer
    x = 7,135,242.90

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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.