Home / 10,666,393.48-16,001,582.70-4,277,145.88

Finding the Fourth Proportional to 10,666,393.48, 16,001,582.70 and 4,277,145.88

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Solution

The fourth proportional to 10,666,393.48, 16,001,582.70 and 4,277,145.88 is: 6,416,517.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,666,393.48 : 16,001,582.70 = 4,277,145.88 : x
  2. Step 2: Convert to fraction form
    10,666,393.48/16,001,582.70 = 4,277,145.88/x
  3. Step 3: Cross multiply
    10,666,393.48x = 16,001,582.70 × 4,277,145.88
  4. Step 4: Simplify right side
    10,666,393.48x = 68,441,103,518,784.27
  5. Step 5: Solve for x
    x = 68,441,103,518,784.27/10,666,393.48
  6. Step 6: Final answer
    x = 6,416,517.79

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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.