Home / 31,108,985.40-46,663,478.10-17,448,108.60

Finding the Fourth Proportional to 31,108,985.40, 46,663,478.10 and 17,448,108.60

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Solution

The fourth proportional to 31,108,985.40, 46,663,478.10 and 17,448,108.60 is: 26,172,162.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,108,985.40 : 46,663,478.10 = 17,448,108.60 : x
  2. Step 2: Convert to fraction form
    31,108,985.40/46,663,478.10 = 17,448,108.60/x
  3. Step 3: Cross multiply
    31,108,985.40x = 46,663,478.10 × 17,448,108.60
  4. Step 4: Simplify right side
    31,108,985.40x = 814,189,433,542,521.75
  5. Step 5: Solve for x
    x = 814,189,433,542,521.75/31,108,985.40
  6. Step 6: Final answer
    x = 26,172,162.90

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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.