Home / 9,341,823.52-12,891,724.49-5,211,855.31

Finding the Fourth Proportional to 9,341,823.52, 12,891,724.49 and 5,211,855.31

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Solution

The fourth proportional to 9,341,823.52, 12,891,724.49 and 5,211,855.31 is: 7,192,364.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,823.52 : 12,891,724.49 = 5,211,855.31 : x
  2. Step 2: Convert to fraction form
    9,341,823.52/12,891,724.49 = 5,211,855.31/x
  3. Step 3: Cross multiply
    9,341,823.52x = 12,891,724.49 × 5,211,855.31
  4. Step 4: Simplify right side
    9,341,823.52x = 67,189,802,738,263.54
  5. Step 5: Solve for x
    x = 67,189,802,738,263.54/9,341,823.52
  6. Step 6: Final answer
    x = 7,192,364.81

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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.