Home / 19,582,171.53-27,021,772.47-10,761,158.98

Finding the Fourth Proportional to 19,582,171.53, 27,021,772.47 and 10,761,158.98

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Solution

The fourth proportional to 19,582,171.53, 27,021,772.47 and 10,761,158.98 is: 14,849,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,582,171.53 : 27,021,772.47 = 10,761,158.98 : x
  2. Step 2: Convert to fraction form
    19,582,171.53/27,021,772.47 = 10,761,158.98/x
  3. Step 3: Cross multiply
    19,582,171.53x = 27,021,772.47 × 10,761,158.98
  4. Step 4: Simplify right side
    19,582,171.53x = 290,785,589,471,057.25
  5. Step 5: Solve for x
    x = 290,785,589,471,057.25/19,582,171.53
  6. Step 6: Final answer
    x = 14,849,506.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.