Home / 7,003,899.45-10,505,849.18-1,955,209.95

Finding the Fourth Proportional to 7,003,899.45, 10,505,849.18 and 1,955,209.95

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Solution

The fourth proportional to 7,003,899.45, 10,505,849.18 and 1,955,209.95 is: 2,932,814.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,003,899.45 : 10,505,849.18 = 1,955,209.95 : x
  2. Step 2: Convert to fraction form
    7,003,899.45/10,505,849.18 = 1,955,209.95/x
  3. Step 3: Cross multiply
    7,003,899.45x = 10,505,849.18 × 1,955,209.95
  4. Step 4: Simplify right side
    7,003,899.45x = 20,541,140,840,159.29
  5. Step 5: Solve for x
    x = 20,541,140,840,159.29/7,003,899.45
  6. Step 6: Final answer
    x = 2,932,814.93

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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.