Home / 11,868,200.12-17,809,609.62-4,678,510.52

Finding the Fourth Proportional to 11,868,200.12, 17,809,609.62 and 4,678,510.52

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Solution

The fourth proportional to 11,868,200.12, 17,809,609.62 and 4,678,510.52 is: 7,020,647.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,868,200.12 : 17,809,609.62 = 4,678,510.52 : x
  2. Step 2: Convert to fraction form
    11,868,200.12/17,809,609.62 = 4,678,510.52/x
  3. Step 3: Cross multiply
    11,868,200.12x = 17,809,609.62 × 4,678,510.52
  4. Step 4: Simplify right side
    11,868,200.12x = 83,322,445,964,263.20
  5. Step 5: Solve for x
    x = 83,322,445,964,263.20/11,868,200.12
  6. Step 6: Final answer
    x = 7,020,647.20

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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.