Home / 23,166,690.64-31,962,114.36-13,236,448.21

Finding the Fourth Proportional to 23,166,690.64, 31,962,114.36 and 13,236,448.21

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Solution

The fourth proportional to 23,166,690.64, 31,962,114.36 and 13,236,448.21 is: 18,261,774.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,166,690.64 : 31,962,114.36 = 13,236,448.21 : x
  2. Step 2: Convert to fraction form
    23,166,690.64/31,962,114.36 = 13,236,448.21/x
  3. Step 3: Cross multiply
    23,166,690.64x = 31,962,114.36 × 13,236,448.21
  4. Step 4: Simplify right side
    23,166,690.64x = 423,064,871,408,237.31
  5. Step 5: Solve for x
    x = 423,064,871,408,237.31/23,166,690.64
  6. Step 6: Final answer
    x = 18,261,774.11

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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.