Home / 5,080,808.77-7,011,620.29-2,875,671.55

Finding the Fourth Proportional to 5,080,808.77, 7,011,620.29 and 2,875,671.55

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Solution

The fourth proportional to 5,080,808.77, 7,011,620.29 and 2,875,671.55 is: 3,968,485.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080,808.77 : 7,011,620.29 = 2,875,671.55 : x
  2. Step 2: Convert to fraction form
    5,080,808.77/7,011,620.29 = 2,875,671.55/x
  3. Step 3: Cross multiply
    5,080,808.77x = 7,011,620.29 × 2,875,671.55
  4. Step 4: Simplify right side
    5,080,808.77x = 20,163,116,999,714.86
  5. Step 5: Solve for x
    x = 20,163,116,999,714.86/5,080,808.77
  6. Step 6: Final answer
    x = 3,968,485.71

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1.5x scale

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.