Home / 74,896,051.20-112,344,076.80-54,740,659.20

Finding the Fourth Proportional to 74,896,051.20, 112,344,076.80 and 54,740,659.20

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Solution

The fourth proportional to 74,896,051.20, 112,344,076.80 and 54,740,659.20 is: 82,110,988.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,896,051.20 : 112,344,076.80 = 54,740,659.20 : x
  2. Step 2: Convert to fraction form
    74,896,051.20/112,344,076.80 = 54,740,659.20/x
  3. Step 3: Cross multiply
    74,896,051.20x = 112,344,076.80 × 54,740,659.20
  4. Step 4: Simplify right side
    74,896,051.20x = 6,149,788,821,247,427
  5. Step 5: Solve for x
    x = 6,149,788,821,247,427/74,896,051.20
  6. Step 6: Final answer
    x = 82,110,988.80

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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.