Home / 55,015,979.20-82,523,968.80-29,506,811.20

Finding the Fourth Proportional to 55,015,979.20, 82,523,968.80 and 29,506,811.20

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Solution

The fourth proportional to 55,015,979.20, 82,523,968.80 and 29,506,811.20 is: 44,260,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,015,979.20 : 82,523,968.80 = 29,506,811.20 : x
  2. Step 2: Convert to fraction form
    55,015,979.20/82,523,968.80 = 29,506,811.20/x
  3. Step 3: Cross multiply
    55,015,979.20x = 82,523,968.80 × 29,506,811.20
  4. Step 4: Simplify right side
    55,015,979.20x = 2,435,019,166,856,290.50
  5. Step 5: Solve for x
    x = 2,435,019,166,856,290.50/55,015,979.20
  6. Step 6: Final answer
    x = 44,260,216.80

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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.