Home / 7,721,307-11,581,669.71-2,329,814.16

Finding the Fourth Proportional to 7,721,307, 11,581,669.71 and 2,329,814.16

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Solution

The fourth proportional to 7,721,307, 11,581,669.71 and 2,329,814.16 is: 3,494,633.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,721,307 : 11,581,669.71 = 2,329,814.16 : x
  2. Step 2: Convert to fraction form
    7,721,307/11,581,669.71 = 2,329,814.16/x
  3. Step 3: Cross multiply
    7,721,307x = 11,581,669.71 × 2,329,814.16
  4. Step 4: Simplify right side
    7,721,307x = 26,983,138,086,801.10
  5. Step 5: Solve for x
    x = 26,983,138,086,801.10/7,721,307
  6. Step 6: Final answer
    x = 3,494,633.50

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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.