Home / 31,180,266.30-46,770,399.45-19,701,140.70

Finding the Fourth Proportional to 31,180,266.30, 46,770,399.45 and 19,701,140.70

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Solution

The fourth proportional to 31,180,266.30, 46,770,399.45 and 19,701,140.70 is: 29,551,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,180,266.30 : 46,770,399.45 = 19,701,140.70 : x
  2. Step 2: Convert to fraction form
    31,180,266.30/46,770,399.45 = 19,701,140.70/x
  3. Step 3: Cross multiply
    31,180,266.30x = 46,770,399.45 × 19,701,140.70
  4. Step 4: Simplify right side
    31,180,266.30x = 921,430,220,159,652.62
  5. Step 5: Solve for x
    x = 921,430,220,159,652.62/31,180,266.30
  6. Step 6: Final answer
    x = 29,551,711.05

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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.