Home / 10,611,983.95-14,642,748.37-5,965,155.70

Finding the Fourth Proportional to 10,611,983.95, 14,642,748.37 and 5,965,155.70

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Solution

The fourth proportional to 10,611,983.95, 14,642,748.37 and 5,965,155.70 is: 8,230,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611,983.95 : 14,642,748.37 = 5,965,155.70 : x
  2. Step 2: Convert to fraction form
    10,611,983.95/14,642,748.37 = 5,965,155.70/x
  3. Step 3: Cross multiply
    10,611,983.95x = 14,642,748.37 × 5,965,155.70
  4. Step 4: Simplify right side
    10,611,983.95x = 87,346,273,873,820.78
  5. Step 5: Solve for x
    x = 87,346,273,873,820.78/10,611,983.95
  6. Step 6: Final answer
    x = 8,230,908.97

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Double scale
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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.