Home / 16,869,540.45-23,279,997.47-9,427,202.45

Finding the Fourth Proportional to 16,869,540.45, 23,279,997.47 and 9,427,202.45

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Solution

The fourth proportional to 16,869,540.45, 23,279,997.47 and 9,427,202.45 is: 13,009,557.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,869,540.45 : 23,279,997.47 = 9,427,202.45 : x
  2. Step 2: Convert to fraction form
    16,869,540.45/23,279,997.47 = 9,427,202.45/x
  3. Step 3: Cross multiply
    16,869,540.45x = 23,279,997.47 × 9,427,202.45
  4. Step 4: Simplify right side
    16,869,540.45x = 219,465,249,021,641.81
  5. Step 5: Solve for x
    x = 219,465,249,021,641.81/16,869,540.45
  6. Step 6: Final answer
    x = 13,009,557.06

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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.