Home / 31,083,355.20-46,575,266.40-19,703,438.40

Finding the Fourth Proportional to 31,083,355.20, 46,575,266.40 and 19,703,438.40

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Solution

The fourth proportional to 31,083,355.20, 46,575,266.40 and 19,703,438.40 is: 29,523,611.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,083,355.20 : 46,575,266.40 = 19,703,438.40 : x
  2. Step 2: Convert to fraction form
    31,083,355.20/46,575,266.40 = 19,703,438.40/x
  3. Step 3: Cross multiply
    31,083,355.20x = 46,575,266.40 × 19,703,438.40
  4. Step 4: Simplify right side
    31,083,355.20x = 917,692,892,475,989.62
  5. Step 5: Solve for x
    x = 917,692,892,475,989.62/31,083,355.20
  6. Step 6: Final answer
    x = 29,523,611.16

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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.