Home / 53,814,612.20-80,721,918.30-39,465,705.20

Finding the Fourth Proportional to 53,814,612.20, 80,721,918.30 and 39,465,705.20

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Solution

The fourth proportional to 53,814,612.20, 80,721,918.30 and 39,465,705.20 is: 59,198,557.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,814,612.20 : 80,721,918.30 = 39,465,705.20 : x
  2. Step 2: Convert to fraction form
    53,814,612.20/80,721,918.30 = 39,465,705.20/x
  3. Step 3: Cross multiply
    53,814,612.20x = 80,721,918.30 × 39,465,705.20
  4. Step 4: Simplify right side
    53,814,612.20x = 3,185,747,430,806,285.50
  5. Step 5: Solve for x
    x = 3,185,747,430,806,285.50/53,814,612.20
  6. Step 6: Final answer
    x = 59,198,557.80

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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.