Home / 10,808,512.94-14,915,615.03-5,913,664.55

Finding the Fourth Proportional to 10,808,512.94, 14,915,615.03 and 5,913,664.55

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Solution

The fourth proportional to 10,808,512.94, 14,915,615.03 and 5,913,664.55 is: 8,160,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808,512.94 : 14,915,615.03 = 5,913,664.55 : x
  2. Step 2: Convert to fraction form
    10,808,512.94/14,915,615.03 = 5,913,664.55/x
  3. Step 3: Cross multiply
    10,808,512.94x = 14,915,615.03 × 5,913,664.55
  4. Step 4: Simplify right side
    10,808,512.94x = 88,205,943,814,789.86
  5. Step 5: Solve for x
    x = 88,205,943,814,789.86/10,808,512.94
  6. Step 6: Final answer
    x = 8,160,784.40

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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.