Home / 19,761,825.59-29,651,216.46-7,639,802.65

Finding the Fourth Proportional to 19,761,825.59, 29,651,216.46 and 7,639,802.65

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Solution

The fourth proportional to 19,761,825.59, 29,651,216.46 and 7,639,802.65 is: 11,462,981.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,761,825.59 : 29,651,216.46 = 7,639,802.65 : x
  2. Step 2: Convert to fraction form
    19,761,825.59/29,651,216.46 = 7,639,802.65/x
  3. Step 3: Cross multiply
    19,761,825.59x = 29,651,216.46 × 7,639,802.65
  4. Step 4: Simplify right side
    19,761,825.59x = 226,529,441,900,376.50
  5. Step 5: Solve for x
    x = 226,529,441,900,376.50/19,761,825.59
  6. Step 6: Final answer
    x = 11,462,981.54

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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.