Home / 72,018,195.50-108,031,935.23-25,325,953.27

Finding the Fourth Proportional to 72,018,195.50, 108,031,935.23 and 25,325,953.27

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Solution

The fourth proportional to 72,018,195.50, 108,031,935.23 and 25,325,953.27 is: 37,990,562.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,018,195.50 : 108,031,935.23 = 25,325,953.27 : x
  2. Step 2: Convert to fraction form
    72,018,195.50/108,031,935.23 = 25,325,953.27/x
  3. Step 3: Cross multiply
    72,018,195.50x = 108,031,935.23 × 25,325,953.27
  4. Step 4: Simplify right side
    72,018,195.50x = 2,736,011,743,000,909.50
  5. Step 5: Solve for x
    x = 2,736,011,743,000,909.50/72,018,195.50
  6. Step 6: Final answer
    x = 37,990,562.30

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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.