Home / 12,096,341.20-18,144,511.80-8,264,328.40

Finding the Fourth Proportional to 12,096,341.20, 18,144,511.80 and 8,264,328.40

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Solution

The fourth proportional to 12,096,341.20, 18,144,511.80 and 8,264,328.40 is: 12,396,492.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,341.20 : 18,144,511.80 = 8,264,328.40 : x
  2. Step 2: Convert to fraction form
    12,096,341.20/18,144,511.80 = 8,264,328.40/x
  3. Step 3: Cross multiply
    12,096,341.20x = 18,144,511.80 × 8,264,328.40
  4. Step 4: Simplify right side
    12,096,341.20x = 149,952,204,172,875.12
  5. Step 5: Solve for x
    x = 149,952,204,172,875.12/12,096,341.20
  6. Step 6: Final answer
    x = 12,396,492.60

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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.