Home / 15,541,606.20-23,312,409.30-12,140,383.80

Finding the Fourth Proportional to 15,541,606.20, 23,312,409.30 and 12,140,383.80

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Solution

The fourth proportional to 15,541,606.20, 23,312,409.30 and 12,140,383.80 is: 18,210,575.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,541,606.20 : 23,312,409.30 = 12,140,383.80 : x
  2. Step 2: Convert to fraction form
    15,541,606.20/23,312,409.30 = 12,140,383.80/x
  3. Step 3: Cross multiply
    15,541,606.20x = 23,312,409.30 × 12,140,383.80
  4. Step 4: Simplify right side
    15,541,606.20x = 283,021,596,204,689.38
  5. Step 5: Solve for x
    x = 283,021,596,204,689.38/15,541,606.20
  6. Step 6: Final answer
    x = 18,210,575.70

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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.