Home / 31,221,167.52-46,783,202.64-21,655,236

Finding the Fourth Proportional to 31,221,167.52, 46,783,202.64 and 21,655,236

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Solution

The fourth proportional to 31,221,167.52, 46,783,202.64 and 21,655,236 is: 32,449,180.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,221,167.52 : 46,783,202.64 = 21,655,236 : x
  2. Step 2: Convert to fraction form
    31,221,167.52/46,783,202.64 = 21,655,236/x
  3. Step 3: Cross multiply
    31,221,167.52x = 46,783,202.64 × 21,655,236
  4. Step 4: Simplify right side
    31,221,167.52x = 1,013,101,294,005,023
  5. Step 5: Solve for x
    x = 1,013,101,294,005,023/31,221,167.52
  6. Step 6: Final answer
    x = 32,449,180.30

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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.