Home / 40,345,700.22-55,677,011.58-22,010,985.72

Finding the Fourth Proportional to 40,345,700.22, 55,677,011.58 and 22,010,985.72

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Solution

The fourth proportional to 40,345,700.22, 55,677,011.58 and 22,010,985.72 is: 30,375,130.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,345,700.22 : 55,677,011.58 = 22,010,985.72 : x
  2. Step 2: Convert to fraction form
    40,345,700.22/55,677,011.58 = 22,010,985.72/x
  3. Step 3: Cross multiply
    40,345,700.22x = 55,677,011.58 × 22,010,985.72
  4. Step 4: Simplify right side
    40,345,700.22x = 1,225,505,906,819,654.50
  5. Step 5: Solve for x
    x = 1,225,505,906,819,654.50/40,345,700.22
  6. Step 6: Final answer
    x = 30,375,130.44

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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.