Home / 18,574,312.64-25,631,145.24-10,423,976

Finding the Fourth Proportional to 18,574,312.64, 25,631,145.24 and 10,423,976

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Solution

The fourth proportional to 18,574,312.64, 25,631,145.24 and 10,423,976 is: 14,384,297.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,574,312.64 : 25,631,145.24 = 10,423,976 : x
  2. Step 2: Convert to fraction form
    18,574,312.64/25,631,145.24 = 10,423,976/x
  3. Step 3: Cross multiply
    18,574,312.64x = 25,631,145.24 × 10,423,976
  4. Step 4: Simplify right side
    18,574,312.64x = 267,178,442,834,274.22
  5. Step 5: Solve for x
    x = 267,178,442,834,274.22/18,574,312.64
  6. Step 6: Final answer
    x = 14,384,297.71

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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.