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Finding the Fourth Proportional to 14,652,032.60, 21,978,048.90 and 9,606,272.60

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Solution

The fourth proportional to 14,652,032.60, 21,978,048.90 and 9,606,272.60 is: 14,409,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,652,032.60 : 21,978,048.90 = 9,606,272.60 : x
  2. Step 2: Convert to fraction form
    14,652,032.60/21,978,048.90 = 9,606,272.60/x
  3. Step 3: Cross multiply
    14,652,032.60x = 21,978,048.90 × 9,606,272.60
  4. Step 4: Simplify right side
    14,652,032.60x = 211,127,128,949,530.12
  5. Step 5: Solve for x
    x = 211,127,128,949,530.12/14,652,032.60
  6. Step 6: Final answer
    x = 14,409,408.90

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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.