Home / 15,563,445.40-23,348,667.30-4,781,243.80

Finding the Fourth Proportional to 15,563,445.40, 23,348,667.30 and 4,781,243.80

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Solution

The fourth proportional to 15,563,445.40, 23,348,667.30 and 4,781,243.80 is: 7,172,940.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,445.40 : 23,348,667.30 = 4,781,243.80 : x
  2. Step 2: Convert to fraction form
    15,563,445.40/23,348,667.30 = 4,781,243.80/x
  3. Step 3: Cross multiply
    15,563,445.40x = 23,348,667.30 × 4,781,243.80
  4. Step 4: Simplify right side
    15,563,445.40x = 111,635,670,766,387.73
  5. Step 5: Solve for x
    x = 111,635,670,766,387.73/15,563,445.40
  6. Step 6: Final answer
    x = 7,172,940.69

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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.