Home / 12,097,492.20-18,146,238.30-12,013,511.40

Finding the Fourth Proportional to 12,097,492.20, 18,146,238.30 and 12,013,511.40

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Solution

The fourth proportional to 12,097,492.20, 18,146,238.30 and 12,013,511.40 is: 18,020,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,097,492.20 : 18,146,238.30 = 12,013,511.40 : x
  2. Step 2: Convert to fraction form
    12,097,492.20/18,146,238.30 = 12,013,511.40/x
  3. Step 3: Cross multiply
    12,097,492.20x = 18,146,238.30 × 12,013,511.40
  4. Step 4: Simplify right side
    12,097,492.20x = 218,000,040,684,166.62
  5. Step 5: Solve for x
    x = 218,000,040,684,166.62/12,097,492.20
  6. Step 6: Final answer
    x = 18,020,267.10

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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.