Home / 52,196,188.49-78,304,365.46-19,845,575.61

Finding the Fourth Proportional to 52,196,188.49, 78,304,365.46 and 19,845,575.61

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Solution

The fourth proportional to 52,196,188.49, 78,304,365.46 and 19,845,575.61 is: 29,772,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,196,188.49 : 78,304,365.46 = 19,845,575.61 : x
  2. Step 2: Convert to fraction form
    52,196,188.49/78,304,365.46 = 19,845,575.61/x
  3. Step 3: Cross multiply
    52,196,188.49x = 78,304,365.46 × 19,845,575.61
  4. Step 4: Simplify right side
    52,196,188.49x = 1,553,995,205,060,668
  5. Step 5: Solve for x
    x = 1,553,995,205,060,668/52,196,188.49
  6. Step 6: Final answer
    x = 29,772,196.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.