Home / 12,085,348.52-18,127,942.14-4,896,776.36

Finding the Fourth Proportional to 12,085,348.52, 18,127,942.14 and 4,896,776.36

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Solution

The fourth proportional to 12,085,348.52, 18,127,942.14 and 4,896,776.36 is: 7,345,131.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085,348.52 : 18,127,942.14 = 4,896,776.36 : x
  2. Step 2: Convert to fraction form
    12,085,348.52/18,127,942.14 = 4,896,776.36/x
  3. Step 3: Cross multiply
    12,085,348.52x = 18,127,942.14 × 4,896,776.36
  4. Step 4: Simplify right side
    12,085,348.52x = 88,768,478,526,599.81
  5. Step 5: Solve for x
    x = 88,768,478,526,599.81/12,085,348.52
  6. Step 6: Final answer
    x = 7,345,131.87

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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.