Home / 28,866,972.96-39,836,419.38-17,264,534.58

Finding the Fourth Proportional to 28,866,972.96, 39,836,419.38 and 17,264,534.58

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Solution

The fourth proportional to 28,866,972.96, 39,836,419.38 and 17,264,534.58 is: 23,825,055.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,866,972.96 : 39,836,419.38 = 17,264,534.58 : x
  2. Step 2: Convert to fraction form
    28,866,972.96/39,836,419.38 = 17,264,534.58/x
  3. Step 3: Cross multiply
    28,866,972.96x = 39,836,419.38 × 17,264,534.58
  4. Step 4: Simplify right side
    28,866,972.96x = 687,757,239,929,392.12
  5. Step 5: Solve for x
    x = 687,757,239,929,392.12/28,866,972.96
  6. Step 6: Final answer
    x = 23,825,055.74

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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.