Home / 18,574,468.64-25,631,361.60-10,424,132

Finding the Fourth Proportional to 18,574,468.64, 25,631,361.60 and 10,424,132

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Solution

The fourth proportional to 18,574,468.64, 25,631,361.60 and 10,424,132 is: 14,384,513.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,468.64 : 25,631,361.60 = 10,424,132 : x
  2. Step 2: Convert to fraction form
    18,574,468.64/25,631,361.60 = 10,424,132/x
  3. Step 3: Cross multiply
    18,574,468.64x = 25,631,361.60 × 10,424,132
  4. Step 4: Simplify right side
    18,574,468.64x = 267,184,696,658,131.22
  5. Step 5: Solve for x
    x = 267,184,696,658,131.22/18,574,468.64
  6. Step 6: Final answer
    x = 14,384,513.59

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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.