Home / 12,016,000.44-18,025,108.92-3,929,017.68

Finding the Fourth Proportional to 12,016,000.44, 18,025,108.92 and 3,929,017.68

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Solution

The fourth proportional to 12,016,000.44, 18,025,108.92 and 3,929,017.68 is: 5,893,888.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,016,000.44 : 18,025,108.92 = 3,929,017.68 : x
  2. Step 2: Convert to fraction form
    12,016,000.44/18,025,108.92 = 3,929,017.68/x
  3. Step 3: Cross multiply
    12,016,000.44x = 18,025,108.92 × 3,929,017.68
  4. Step 4: Simplify right side
    12,016,000.44x = 70,820,971,630,605.72
  5. Step 5: Solve for x
    x = 70,820,971,630,605.72/12,016,000.44
  6. Step 6: Final answer
    x = 5,893,888.90

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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.