Home / 27,218,672.20-40,846,670.70-12,083,465.80

Finding the Fourth Proportional to 27,218,672.20, 40,846,670.70 and 12,083,465.80

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Solution

The fourth proportional to 27,218,672.20, 40,846,670.70 and 12,083,465.80 is: 18,133,483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,672.20 : 40,846,670.70 = 12,083,465.80 : x
  2. Step 2: Convert to fraction form
    27,218,672.20/40,846,670.70 = 12,083,465.80/x
  3. Step 3: Cross multiply
    27,218,672.20x = 40,846,670.70 × 12,083,465.80
  4. Step 4: Simplify right side
    27,218,672.20x = 493,569,348,447,312.12
  5. Step 5: Solve for x
    x = 493,569,348,447,312.12/27,218,672.20
  6. Step 6: Final answer
    x = 18,133,483.69

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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.