Home / 55,052,157.60-75,976,818.30-30,276,710.82

Finding the Fourth Proportional to 55,052,157.60, 75,976,818.30 and 30,276,710.82

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Solution

The fourth proportional to 55,052,157.60, 75,976,818.30 and 30,276,710.82 is: 41,784,523.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,052,157.60 : 75,976,818.30 = 30,276,710.82 : x
  2. Step 2: Convert to fraction form
    55,052,157.60/75,976,818.30 = 30,276,710.82/x
  3. Step 3: Cross multiply
    55,052,157.60x = 75,976,818.30 × 30,276,710.82
  4. Step 4: Simplify right side
    55,052,157.60x = 2,300,328,156,692,784
  5. Step 5: Solve for x
    x = 2,300,328,156,692,784/55,052,157.60
  6. Step 6: Final answer
    x = 41,784,523.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.