Home / 7,890,346.65-11,835,636.62-2,210,211.93

Finding the Fourth Proportional to 7,890,346.65, 11,835,636.62 and 2,210,211.93

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Solution

The fourth proportional to 7,890,346.65, 11,835,636.62 and 2,210,211.93 is: 3,315,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,890,346.65 : 11,835,636.62 = 2,210,211.93 : x
  2. Step 2: Convert to fraction form
    7,890,346.65/11,835,636.62 = 2,210,211.93/x
  3. Step 3: Cross multiply
    7,890,346.65x = 11,835,636.62 × 2,210,211.93
  4. Step 4: Simplify right side
    7,890,346.65x = 26,159,265,256,668.88
  5. Step 5: Solve for x
    x = 26,159,265,256,668.88/7,890,346.65
  6. Step 6: Final answer
    x = 3,315,350.57

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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.