Home / 72,573,031.76-108,860,654.90-26,524,259.60

Finding the Fourth Proportional to 72,573,031.76, 108,860,654.90 and 26,524,259.60

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Solution

The fourth proportional to 72,573,031.76, 108,860,654.90 and 26,524,259.60 is: 39,786,794.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,573,031.76 : 108,860,654.90 = 26,524,259.60 : x
  2. Step 2: Convert to fraction form
    72,573,031.76/108,860,654.90 = 26,524,259.60/x
  3. Step 3: Cross multiply
    72,573,031.76x = 108,860,654.90 × 26,524,259.60
  4. Step 4: Simplify right side
    72,573,031.76x = 2,887,448,270,315,619.50
  5. Step 5: Solve for x
    x = 2,887,448,270,315,619.50/72,573,031.76
  6. Step 6: Final answer
    x = 39,786,794.08

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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.