Home / 5,666,455.30-7,819,985.58-3,186,456.54

Finding the Fourth Proportional to 5,666,455.30, 7,819,985.58 and 3,186,456.54

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Solution

The fourth proportional to 5,666,455.30, 7,819,985.58 and 3,186,456.54 is: 4,397,465.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,666,455.30 : 7,819,985.58 = 3,186,456.54 : x
  2. Step 2: Convert to fraction form
    5,666,455.30/7,819,985.58 = 3,186,456.54/x
  3. Step 3: Cross multiply
    5,666,455.30x = 7,819,985.58 × 3,186,456.54
  4. Step 4: Simplify right side
    5,666,455.30x = 24,918,044,194,096.70
  5. Step 5: Solve for x
    x = 24,918,044,194,096.70/5,666,455.30
  6. Step 6: Final answer
    x = 4,397,465.94

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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.