Home / 8,121,154.50-11,206,125.63-4,856,776.74

Finding the Fourth Proportional to 8,121,154.50, 11,206,125.63 and 4,856,776.74

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Solution

The fourth proportional to 8,121,154.50, 11,206,125.63 and 4,856,776.74 is: 6,701,713.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,121,154.50 : 11,206,125.63 = 4,856,776.74 : x
  2. Step 2: Convert to fraction form
    8,121,154.50/11,206,125.63 = 4,856,776.74/x
  3. Step 3: Cross multiply
    8,121,154.50x = 11,206,125.63 × 4,856,776.74
  4. Step 4: Simplify right side
    8,121,154.50x = 54,425,650,305,301.85
  5. Step 5: Solve for x
    x = 54,425,650,305,301.85/8,121,154.50
  6. Step 6: Final answer
    x = 6,701,713.45

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1.5x scale

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.