Home / 12,269,000.30-18,403,500.45-4,191,097.10

Finding the Fourth Proportional to 12,269,000.30, 18,403,500.45 and 4,191,097.10

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Solution

The fourth proportional to 12,269,000.30, 18,403,500.45 and 4,191,097.10 is: 6,286,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,269,000.30 : 18,403,500.45 = 4,191,097.10 : x
  2. Step 2: Convert to fraction form
    12,269,000.30/18,403,500.45 = 4,191,097.10/x
  3. Step 3: Cross multiply
    12,269,000.30x = 18,403,500.45 × 4,191,097.10
  4. Step 4: Simplify right side
    12,269,000.30x = 77,130,857,365,843.69
  5. Step 5: Solve for x
    x = 77,130,857,365,843.69/12,269,000.30
  6. Step 6: Final answer
    x = 6,286,645.65

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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.