Home / 31,282,077.60-46,923,116.40-18,496,000.80

Finding the Fourth Proportional to 31,282,077.60, 46,923,116.40 and 18,496,000.80

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Solution

The fourth proportional to 31,282,077.60, 46,923,116.40 and 18,496,000.80 is: 27,744,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,282,077.60 : 46,923,116.40 = 18,496,000.80 : x
  2. Step 2: Convert to fraction form
    31,282,077.60/46,923,116.40 = 18,496,000.80/x
  3. Step 3: Cross multiply
    31,282,077.60x = 46,923,116.40 × 18,496,000.80
  4. Step 4: Simplify right side
    31,282,077.60x = 867,889,998,472,893.12
  5. Step 5: Solve for x
    x = 867,889,998,472,893.12/31,282,077.60
  6. Step 6: Final answer
    x = 27,744,001.20

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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.