Home / 74,809,041.60-112,185,568.80-26,268,139.20

Finding the Fourth Proportional to 74,809,041.60, 112,185,568.80 and 26,268,139.20

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Solution

The fourth proportional to 74,809,041.60, 112,185,568.80 and 26,268,139.20 is: 39,392,379.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,809,041.60 : 112,185,568.80 = 26,268,139.20 : x
  2. Step 2: Convert to fraction form
    74,809,041.60/112,185,568.80 = 26,268,139.20/x
  3. Step 3: Cross multiply
    74,809,041.60x = 112,185,568.80 × 26,268,139.20
  4. Step 4: Simplify right side
    74,809,041.60x = 2,946,906,137,469,577
  5. Step 5: Solve for x
    x = 2,946,906,137,469,577/74,809,041.60
  6. Step 6: Final answer
    x = 39,392,379.24

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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.