Home / 9,067,982.40-12,492,530.68-6,309,926.72

Finding the Fourth Proportional to 9,067,982.40, 12,492,530.68 and 6,309,926.72

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Solution

The fourth proportional to 9,067,982.40, 12,492,530.68 and 6,309,926.72 is: 8,692,887.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067,982.40 : 12,492,530.68 = 6,309,926.72 : x
  2. Step 2: Convert to fraction form
    9,067,982.40/12,492,530.68 = 6,309,926.72/x
  3. Step 3: Cross multiply
    9,067,982.40x = 12,492,530.68 × 6,309,926.72
  4. Step 4: Simplify right side
    9,067,982.40x = 78,826,953,138,151.77
  5. Step 5: Solve for x
    x = 78,826,953,138,151.77/9,067,982.40
  6. Step 6: Final answer
    x = 8,692,887.75

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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.