Home / 8,631,703.50-11,911,750.83-4,816,279.50

Finding the Fourth Proportional to 8,631,703.50, 11,911,750.83 and 4,816,279.50

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Solution

The fourth proportional to 8,631,703.50, 11,911,750.83 and 4,816,279.50 is: 6,646,465.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,631,703.50 : 11,911,750.83 = 4,816,279.50 : x
  2. Step 2: Convert to fraction form
    8,631,703.50/11,911,750.83 = 4,816,279.50/x
  3. Step 3: Cross multiply
    8,631,703.50x = 11,911,750.83 × 4,816,279.50
  4. Step 4: Simplify right side
    8,631,703.50x = 57,370,321,331,636.98
  5. Step 5: Solve for x
    x = 57,370,321,331,636.98/8,631,703.50
  6. Step 6: Final answer
    x = 6,646,465.71

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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.