Home / 72,193,271.70-108,303,904.35-36,291,479.70

Finding the Fourth Proportional to 72,193,271.70, 108,303,904.35 and 36,291,479.70

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Solution

The fourth proportional to 72,193,271.70, 108,303,904.35 and 36,291,479.70 is: 54,444,255.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,193,271.70 : 108,303,904.35 = 36,291,479.70 : x
  2. Step 2: Convert to fraction form
    72,193,271.70/108,303,904.35 = 36,291,479.70/x
  3. Step 3: Cross multiply
    72,193,271.70x = 108,303,904.35 × 36,291,479.70
  4. Step 4: Simplify right side
    72,193,271.70x = 3,930,508,946,148,767
  5. Step 5: Solve for x
    x = 3,930,508,946,148,767/72,193,271.70
  6. Step 6: Final answer
    x = 54,444,255.73

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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.