Home / 8,402,081.62-12,599,806.14-4,082,852.31

Finding the Fourth Proportional to 8,402,081.62, 12,599,806.14 and 4,082,852.31

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Solution

The fourth proportional to 8,402,081.62, 12,599,806.14 and 4,082,852.31 is: 6,122,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,402,081.62 : 12,599,806.14 = 4,082,852.31 : x
  2. Step 2: Convert to fraction form
    8,402,081.62/12,599,806.14 = 4,082,852.31/x
  3. Step 3: Cross multiply
    8,402,081.62x = 12,599,806.14 × 4,082,852.31
  4. Step 4: Simplify right side
    8,402,081.62x = 51,443,147,541,252.16
  5. Step 5: Solve for x
    x = 51,443,147,541,252.16/8,402,081.62
  6. Step 6: Final answer
    x = 6,122,666.96

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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.