Home / 12,426,666.68-18,631,334.11-5,506,382.22

Finding the Fourth Proportional to 12,426,666.68, 18,631,334.11 and 5,506,382.22

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Solution

The fourth proportional to 12,426,666.68, 18,631,334.11 and 5,506,382.22 is: 8,255,733.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,426,666.68 : 18,631,334.11 = 5,506,382.22 : x
  2. Step 2: Convert to fraction form
    12,426,666.68/18,631,334.11 = 5,506,382.22/x
  3. Step 3: Cross multiply
    12,426,666.68x = 18,631,334.11 × 5,506,382.22
  4. Step 4: Simplify right side
    12,426,666.68x = 102,591,246,878,183.52
  5. Step 5: Solve for x
    x = 102,591,246,878,183.52/12,426,666.68
  6. Step 6: Final answer
    x = 8,255,733.38

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1.5x scale

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.