Home / 53,809,843.80-80,714,765.70-48,708,010.20

Finding the Fourth Proportional to 53,809,843.80, 80,714,765.70 and 48,708,010.20

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Solution

The fourth proportional to 53,809,843.80, 80,714,765.70 and 48,708,010.20 is: 73,062,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,809,843.80 : 80,714,765.70 = 48,708,010.20 : x
  2. Step 2: Convert to fraction form
    53,809,843.80/80,714,765.70 = 48,708,010.20/x
  3. Step 3: Cross multiply
    53,809,843.80x = 80,714,765.70 × 48,708,010.20
  4. Step 4: Simplify right side
    53,809,843.80x = 3,931,455,631,006,210.50
  5. Step 5: Solve for x
    x = 3,931,455,631,006,210.50/53,809,843.80
  6. Step 6: Final answer
    x = 73,062,015.30

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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.