Home / 28,006,833.40-42,073,235.70-26,936,078.20

Finding the Fourth Proportional to 28,006,833.40, 42,073,235.70 and 26,936,078.20

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Solution

The fourth proportional to 28,006,833.40, 42,073,235.70 and 26,936,078.20 is: 40,464,694.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,006,833.40 : 42,073,235.70 = 26,936,078.20 : x
  2. Step 2: Convert to fraction form
    28,006,833.40/42,073,235.70 = 26,936,078.20/x
  3. Step 3: Cross multiply
    28,006,833.40x = 42,073,235.70 × 26,936,078.20
  4. Step 4: Simplify right side
    28,006,833.40x = 1,133,287,966,942,231.75
  5. Step 5: Solve for x
    x = 1,133,287,966,942,231.75/28,006,833.40
  6. Step 6: Final answer
    x = 40,464,694.84

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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.