Home / 87,273,984.70-130,889,980.41-26,690,235.58

Finding the Fourth Proportional to 87,273,984.70, 130,889,980.41 and 26,690,235.58

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Solution

The fourth proportional to 87,273,984.70, 130,889,980.41 and 26,690,235.58 is: 40,028,932.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,273,984.70 : 130,889,980.41 = 26,690,235.58 : x
  2. Step 2: Convert to fraction form
    87,273,984.70/130,889,980.41 = 26,690,235.58/x
  3. Step 3: Cross multiply
    87,273,984.70x = 130,889,980.41 × 26,690,235.58
  4. Step 4: Simplify right side
    87,273,984.70x = 3,493,484,412,204,484.50
  5. Step 5: Solve for x
    x = 3,493,484,412,204,484.50/87,273,984.70
  6. Step 6: Final answer
    x = 40,028,932.15

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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.