Home / 5,298,826.61-7,311,963.86-3,006,987.30

Finding the Fourth Proportional to 5,298,826.61, 7,311,963.86 and 3,006,987.30

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Solution

The fourth proportional to 5,298,826.61, 7,311,963.86 and 3,006,987.30 is: 4,149,405.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,298,826.61 : 7,311,963.86 = 3,006,987.30 : x
  2. Step 2: Convert to fraction form
    5,298,826.61/7,311,963.86 = 3,006,987.30/x
  3. Step 3: Cross multiply
    5,298,826.61x = 7,311,963.86 × 3,006,987.30
  4. Step 4: Simplify right side
    5,298,826.61x = 21,986,982,461,320.24
  5. Step 5: Solve for x
    x = 21,986,982,461,320.24/5,298,826.61
  6. Step 6: Final answer
    x = 4,149,405.91

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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.