Home / 5,106,304.64-7,661,782.20-1,911,679.76

Finding the Fourth Proportional to 5,106,304.64, 7,661,782.20 and 1,911,679.76

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Solution

The fourth proportional to 5,106,304.64, 7,661,782.20 and 1,911,679.76 is: 2,868,390.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106,304.64 : 7,661,782.20 = 1,911,679.76 : x
  2. Step 2: Convert to fraction form
    5,106,304.64/7,661,782.20 = 1,911,679.76/x
  3. Step 3: Cross multiply
    5,106,304.64x = 7,661,782.20 × 1,911,679.76
  4. Step 4: Simplify right side
    5,106,304.64x = 14,646,873,957,268.27
  5. Step 5: Solve for x
    x = 14,646,873,957,268.27/5,106,304.64
  6. Step 6: Final answer
    x = 2,868,390.15

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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.