Home / 7,812,790.07-11,720,326.86-3,765,950.01

Finding the Fourth Proportional to 7,812,790.07, 11,720,326.86 and 3,765,950.01

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Solution

The fourth proportional to 7,812,790.07, 11,720,326.86 and 3,765,950.01 is: 5,649,475.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,812,790.07 : 11,720,326.86 = 3,765,950.01 : x
  2. Step 2: Convert to fraction form
    7,812,790.07/11,720,326.86 = 3,765,950.01/x
  3. Step 3: Cross multiply
    7,812,790.07x = 11,720,326.86 × 3,765,950.01
  4. Step 4: Simplify right side
    7,812,790.07x = 44,138,165,055,620.27
  5. Step 5: Solve for x
    x = 44,138,165,055,620.27/7,812,790.07
  6. Step 6: Final answer
    x = 5,649,475.37

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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.