Home / 8,135,908.50-11,226,736.02-4,872,639.63

Finding the Fourth Proportional to 8,135,908.50, 11,226,736.02 and 4,872,639.63

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Solution

The fourth proportional to 8,135,908.50, 11,226,736.02 and 4,872,639.63 is: 6,723,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,135,908.50 : 11,226,736.02 = 4,872,639.63 : x
  2. Step 2: Convert to fraction form
    8,135,908.50/11,226,736.02 = 4,872,639.63/x
  3. Step 3: Cross multiply
    8,135,908.50x = 11,226,736.02 × 4,872,639.63
  4. Step 4: Simplify right side
    8,135,908.50x = 54,703,838,846,600.47
  5. Step 5: Solve for x
    x = 54,703,838,846,600.47/8,135,908.50
  6. Step 6: Final answer
    x = 6,723,752.96

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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.