Home / 12,107,604.06-18,121,744.85-6,634,352.25

Finding the Fourth Proportional to 12,107,604.06, 18,121,744.85 and 6,634,352.25

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Solution

The fourth proportional to 12,107,604.06, 18,121,744.85 and 6,634,352.25 is: 9,929,796.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,107,604.06 : 18,121,744.85 = 6,634,352.25 : x
  2. Step 2: Convert to fraction form
    12,107,604.06/18,121,744.85 = 6,634,352.25/x
  3. Step 3: Cross multiply
    12,107,604.06x = 18,121,744.85 × 6,634,352.25
  4. Step 4: Simplify right side
    12,107,604.06x = 120,226,038,686,351.64
  5. Step 5: Solve for x
    x = 120,226,038,686,351.64/12,107,604.06
  6. Step 6: Final answer
    x = 9,929,796.03

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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.