Home / 39,405,280.80-59,107,921.20-36,717,895.20

Finding the Fourth Proportional to 39,405,280.80, 59,107,921.20 and 36,717,895.20

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Solution

The fourth proportional to 39,405,280.80, 59,107,921.20 and 36,717,895.20 is: 55,076,842.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,405,280.80 : 59,107,921.20 = 36,717,895.20 : x
  2. Step 2: Convert to fraction form
    39,405,280.80/59,107,921.20 = 36,717,895.20/x
  3. Step 3: Cross multiply
    39,405,280.80x = 59,107,921.20 × 36,717,895.20
  4. Step 4: Simplify right side
    39,405,280.80x = 2,170,318,456,111,458.50
  5. Step 5: Solve for x
    x = 2,170,318,456,111,458.50/39,405,280.80
  6. Step 6: Final answer
    x = 55,076,842.80

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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.