Home / 14,984,957.57-20,679,233.12-8,458,643.39

Finding the Fourth Proportional to 14,984,957.57, 20,679,233.12 and 8,458,643.39

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Solution

The fourth proportional to 14,984,957.57, 20,679,233.12 and 8,458,643.39 is: 11,672,923.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,984,957.57 : 20,679,233.12 = 8,458,643.39 : x
  2. Step 2: Convert to fraction form
    14,984,957.57/20,679,233.12 = 8,458,643.39/x
  3. Step 3: Cross multiply
    14,984,957.57x = 20,679,233.12 × 8,458,643.39
  4. Step 4: Simplify right side
    14,984,957.57x = 174,918,258,395,067.69
  5. Step 5: Solve for x
    x = 174,918,258,395,067.69/14,984,957.57
  6. Step 6: Final answer
    x = 11,672,923.17

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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.