Home / 54,288,298.56-81,415,168.92-17,889,898.80

Finding the Fourth Proportional to 54,288,298.56, 81,415,168.92 and 17,889,898.80

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Solution

The fourth proportional to 54,288,298.56, 81,415,168.92 and 17,889,898.80 is: 26,829,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,288,298.56 : 81,415,168.92 = 17,889,898.80 : x
  2. Step 2: Convert to fraction form
    54,288,298.56/81,415,168.92 = 17,889,898.80/x
  3. Step 3: Cross multiply
    54,288,298.56x = 81,415,168.92 × 17,889,898.80
  4. Step 4: Simplify right side
    54,288,298.56x = 1,456,509,132,763,705.50
  5. Step 5: Solve for x
    x = 1,456,509,132,763,705.50/54,288,298.56
  6. Step 6: Final answer
    x = 26,829,154.19

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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.