Home / 12,068,000.90-18,102,001.35-4,493,399.30

Finding the Fourth Proportional to 12,068,000.90, 18,102,001.35 and 4,493,399.30

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Solution

The fourth proportional to 12,068,000.90, 18,102,001.35 and 4,493,399.30 is: 6,740,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068,000.90 : 18,102,001.35 = 4,493,399.30 : x
  2. Step 2: Convert to fraction form
    12,068,000.90/18,102,001.35 = 4,493,399.30/x
  3. Step 3: Cross multiply
    12,068,000.90x = 18,102,001.35 × 4,493,399.30
  4. Step 4: Simplify right side
    12,068,000.90x = 81,339,520,194,689.06
  5. Step 5: Solve for x
    x = 81,339,520,194,689.06/12,068,000.90
  6. Step 6: Final answer
    x = 6,740,098.95

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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.