Home / 20,208,833.52-30,312,815.06-5,635,364.75

Finding the Fourth Proportional to 20,208,833.52, 30,312,815.06 and 5,635,364.75

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Solution

The fourth proportional to 20,208,833.52, 30,312,815.06 and 5,635,364.75 is: 8,452,925.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208,833.52 : 30,312,815.06 = 5,635,364.75 : x
  2. Step 2: Convert to fraction form
    20,208,833.52/30,312,815.06 = 5,635,364.75/x
  3. Step 3: Cross multiply
    20,208,833.52x = 30,312,815.06 × 5,635,364.75
  4. Step 4: Simplify right side
    20,208,833.52x = 170,823,769,324,917.47
  5. Step 5: Solve for x
    x = 170,823,769,324,917.47/20,208,833.52
  6. Step 6: Final answer
    x = 8,452,925.75

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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.