Home / 17,756,433.40-26,634,650.10-12,016,870.60

Finding the Fourth Proportional to 17,756,433.40, 26,634,650.10 and 12,016,870.60

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Solution

The fourth proportional to 17,756,433.40, 26,634,650.10 and 12,016,870.60 is: 18,025,305.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,756,433.40 : 26,634,650.10 = 12,016,870.60 : x
  2. Step 2: Convert to fraction form
    17,756,433.40/26,634,650.10 = 12,016,870.60/x
  3. Step 3: Cross multiply
    17,756,433.40x = 26,634,650.10 × 12,016,870.60
  4. Step 4: Simplify right side
    17,756,433.40x = 320,065,143,727,977.06
  5. Step 5: Solve for x
    x = 320,065,143,727,977.06/17,756,433.40
  6. Step 6: Final answer
    x = 18,025,305.90

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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.