Home / 31,123,959.21-46,677,790.13-9,258,447.20

Finding the Fourth Proportional to 31,123,959.21, 46,677,790.13 and 9,258,447.20

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Solution

The fourth proportional to 31,123,959.21, 46,677,790.13 and 9,258,447.20 is: 13,885,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,123,959.21 : 46,677,790.13 = 9,258,447.20 : x
  2. Step 2: Convert to fraction form
    31,123,959.21/46,677,790.13 = 9,258,447.20/x
  3. Step 3: Cross multiply
    31,123,959.21x = 46,677,790.13 × 9,258,447.20
  4. Step 4: Simplify right side
    31,123,959.21x = 432,163,855,051,604.94
  5. Step 5: Solve for x
    x = 432,163,855,051,604.94/31,123,959.21
  6. Step 6: Final answer
    x = 13,885,246.80

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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.