Home / 18,468,022.64-27,705,010.44-5,688,521.36

Finding the Fourth Proportional to 18,468,022.64, 27,705,010.44 and 5,688,521.36

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Solution

The fourth proportional to 18,468,022.64, 27,705,010.44 and 5,688,521.36 is: 8,533,698.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468,022.64 : 27,705,010.44 = 5,688,521.36 : x
  2. Step 2: Convert to fraction form
    18,468,022.64/27,705,010.44 = 5,688,521.36/x
  3. Step 3: Cross multiply
    18,468,022.64x = 27,705,010.44 × 5,688,521.36
  4. Step 4: Simplify right side
    18,468,022.64x = 157,600,543,666,963
  5. Step 5: Solve for x
    x = 157,600,543,666,963/18,468,022.64
  6. Step 6: Final answer
    x = 8,533,698.86

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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.