Home / 7,970,825.18-10,999,421.79-4,708,687.46

Finding the Fourth Proportional to 7,970,825.18, 10,999,421.79 and 4,708,687.46

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Solution

The fourth proportional to 7,970,825.18, 10,999,421.79 and 4,708,687.46 is: 6,497,801.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970,825.18 : 10,999,421.79 = 4,708,687.46 : x
  2. Step 2: Convert to fraction form
    7,970,825.18/10,999,421.79 = 4,708,687.46/x
  3. Step 3: Cross multiply
    7,970,825.18x = 10,999,421.79 × 4,708,687.46
  4. Step 4: Simplify right side
    7,970,825.18x = 51,792,839,449,823.75
  5. Step 5: Solve for x
    x = 51,792,839,449,823.75/7,970,825.18
  6. Step 6: Final answer
    x = 6,497,801.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.