Home / 9,006,656.49-12,429,191.79-4,876,690.50

Finding the Fourth Proportional to 9,006,656.49, 12,429,191.79 and 4,876,690.50

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Solution

The fourth proportional to 9,006,656.49, 12,429,191.79 and 4,876,690.50 is: 6,729,836.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,006,656.49 : 12,429,191.79 = 4,876,690.50 : x
  2. Step 2: Convert to fraction form
    9,006,656.49/12,429,191.79 = 4,876,690.50/x
  3. Step 3: Cross multiply
    9,006,656.49x = 12,429,191.79 × 4,876,690.50
  4. Step 4: Simplify right side
    9,006,656.49x = 60,613,321,524,970.99
  5. Step 5: Solve for x
    x = 60,613,321,524,970.99/9,006,656.49
  6. Step 6: Final answer
    x = 6,729,836.05

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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.