Home / 28,866,989.96-39,836,442.78-17,264,551.64

Finding the Fourth Proportional to 28,866,989.96, 39,836,442.78 and 17,264,551.64

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Solution

The fourth proportional to 28,866,989.96, 39,836,442.78 and 17,264,551.64 is: 23,825,079.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,989.96 : 39,836,442.78 = 17,264,551.64 : x
  2. Step 2: Convert to fraction form
    28,866,989.96/39,836,442.78 = 17,264,551.64/x
  3. Step 3: Cross multiply
    28,866,989.96x = 39,836,442.78 × 17,264,551.64
  4. Step 4: Simplify right side
    28,866,989.96x = 687,758,323,529,215.25
  5. Step 5: Solve for x
    x = 687,758,323,529,215.25/28,866,989.96
  6. Step 6: Final answer
    x = 23,825,079.25

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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.