Home / 56,780,773.20-85,140,055.80-27,963,539.28

Finding the Fourth Proportional to 56,780,773.20, 85,140,055.80 and 27,963,539.28

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Solution

The fourth proportional to 56,780,773.20, 85,140,055.80 and 27,963,539.28 is: 41,929,990.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,780,773.20 : 85,140,055.80 = 27,963,539.28 : x
  2. Step 2: Convert to fraction form
    56,780,773.20/85,140,055.80 = 27,963,539.28/x
  3. Step 3: Cross multiply
    56,780,773.20x = 85,140,055.80 × 27,963,539.28
  4. Step 4: Simplify right side
    56,780,773.20x = 2,380,817,294,664,692
  5. Step 5: Solve for x
    x = 2,380,817,294,664,692/56,780,773.20
  6. Step 6: Final answer
    x = 41,929,990.74

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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.