Home / 5,610,490.40-7,738,886.58-3,890,983.52

Finding the Fourth Proportional to 5,610,490.40, 7,738,886.58 and 3,890,983.52

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Solution

The fourth proportional to 5,610,490.40, 7,738,886.58 and 3,890,983.52 is: 5,367,067.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610,490.40 : 7,738,886.58 = 3,890,983.52 : x
  2. Step 2: Convert to fraction form
    5,610,490.40/7,738,886.58 = 3,890,983.52/x
  3. Step 3: Cross multiply
    5,610,490.40x = 7,738,886.58 × 3,890,983.52
  4. Step 4: Simplify right side
    5,610,490.40x = 30,111,880,150,685.19
  5. Step 5: Solve for x
    x = 30,111,880,150,685.19/5,610,490.40
  6. Step 6: Final answer
    x = 5,367,067.40

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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.