Home / 30,914,486.80-42,660,326.60-17,162,565.19

Finding the Fourth Proportional to 30,914,486.80, 42,660,326.60 and 17,162,565.19

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Solution

The fourth proportional to 30,914,486.80, 42,660,326.60 and 17,162,565.19 is: 23,683,415.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,914,486.80 : 42,660,326.60 = 17,162,565.19 : x
  2. Step 2: Convert to fraction form
    30,914,486.80/42,660,326.60 = 17,162,565.19/x
  3. Step 3: Cross multiply
    30,914,486.80x = 42,660,326.60 × 17,162,565.19
  4. Step 4: Simplify right side
    30,914,486.80x = 732,160,636,171,087.12
  5. Step 5: Solve for x
    x = 732,160,636,171,087.12/30,914,486.80
  6. Step 6: Final answer
    x = 23,683,415.51

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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.