Home / 8,585,996.40-12,870,990.18-2,902,245.84

Finding the Fourth Proportional to 8,585,996.40, 12,870,990.18 and 2,902,245.84

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Solution

The fourth proportional to 8,585,996.40, 12,870,990.18 and 2,902,245.84 is: 4,350,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,585,996.40 : 12,870,990.18 = 2,902,245.84 : x
  2. Step 2: Convert to fraction form
    8,585,996.40/12,870,990.18 = 2,902,245.84/x
  3. Step 3: Cross multiply
    8,585,996.40x = 12,870,990.18 × 2,902,245.84
  4. Step 4: Simplify right side
    8,585,996.40x = 37,354,777,706,585.85
  5. Step 5: Solve for x
    x = 37,354,777,706,585.85/8,585,996.40
  6. Step 6: Final answer
    x = 4,350,663.10

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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.