Home / 13,484,171.02-18,608,156.05-7,372,599.52

Finding the Fourth Proportional to 13,484,171.02, 18,608,156.05 and 7,372,599.52

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Solution

The fourth proportional to 13,484,171.02, 18,608,156.05 and 7,372,599.52 is: 10,174,187.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,484,171.02 : 18,608,156.05 = 7,372,599.52 : x
  2. Step 2: Convert to fraction form
    13,484,171.02/18,608,156.05 = 7,372,599.52/x
  3. Step 3: Cross multiply
    13,484,171.02x = 18,608,156.05 × 7,372,599.52
  4. Step 4: Simplify right side
    13,484,171.02x = 137,190,482,362,315.09
  5. Step 5: Solve for x
    x = 137,190,482,362,315.09/13,484,171.02
  6. Step 6: Final answer
    x = 10,174,187.36

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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.