Home / 15,563,344.40-23,348,515.80-4,781,142.80

Finding the Fourth Proportional to 15,563,344.40, 23,348,515.80 and 4,781,142.80

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Solution

The fourth proportional to 15,563,344.40, 23,348,515.80 and 4,781,142.80 is: 7,172,789.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,344.40 : 23,348,515.80 = 4,781,142.80 : x
  2. Step 2: Convert to fraction form
    15,563,344.40/23,348,515.80 = 4,781,142.80/x
  3. Step 3: Cross multiply
    15,563,344.40x = 23,348,515.80 × 4,781,142.80
  4. Step 4: Simplify right side
    15,563,344.40x = 111,632,588,207,856.23
  5. Step 5: Solve for x
    x = 111,632,588,207,856.23/15,563,344.40
  6. Step 6: Final answer
    x = 7,172,789.17

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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.