Home / 20,736,024.60-31,104,036.90-7,267,992.60

Finding the Fourth Proportional to 20,736,024.60, 31,104,036.90 and 7,267,992.60

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Solution

The fourth proportional to 20,736,024.60, 31,104,036.90 and 7,267,992.60 is: 10,901,988.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,736,024.60 : 31,104,036.90 = 7,267,992.60 : x
  2. Step 2: Convert to fraction form
    20,736,024.60/31,104,036.90 = 7,267,992.60/x
  3. Step 3: Cross multiply
    20,736,024.60x = 31,104,036.90 × 7,267,992.60
  4. Step 4: Simplify right side
    20,736,024.60x = 226,063,910,019,326.91
  5. Step 5: Solve for x
    x = 226,063,910,019,326.91/20,736,024.60
  6. Step 6: Final answer
    x = 10,901,988.90

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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.