Home / 12,680,934.29-19,024,499.70-4,045,036.23

Finding the Fourth Proportional to 12,680,934.29, 19,024,499.70 and 4,045,036.23

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Solution

The fourth proportional to 12,680,934.29, 19,024,499.70 and 4,045,036.23 is: 6,068,542.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,680,934.29 : 19,024,499.70 = 4,045,036.23 : x
  2. Step 2: Convert to fraction form
    12,680,934.29/19,024,499.70 = 4,045,036.23/x
  3. Step 3: Cross multiply
    12,680,934.29x = 19,024,499.70 × 4,045,036.23
  4. Step 4: Simplify right side
    12,680,934.29x = 76,954,790,544,124.12
  5. Step 5: Solve for x
    x = 76,954,790,544,124.12/12,680,934.29
  6. Step 6: Final answer
    x = 6,068,542.65

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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.