Home / 18,885,157.78-26,061,519-10,736,395.78

Finding the Fourth Proportional to 18,885,157.78, 26,061,519 and 10,736,395.78

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Solution

The fourth proportional to 18,885,157.78, 26,061,519 and 10,736,395.78 is: 14,816,226.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,885,157.78 : 26,061,519 = 10,736,395.78 : x
  2. Step 2: Convert to fraction form
    18,885,157.78/26,061,519 = 10,736,395.78/x
  3. Step 3: Cross multiply
    18,885,157.78x = 26,061,519 × 10,736,395.78
  4. Step 4: Simplify right side
    18,885,157.78x = 279,806,782,611,989.81
  5. Step 5: Solve for x
    x = 279,806,782,611,989.81/18,885,157.78
  6. Step 6: Final answer
    x = 14,816,226.89

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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.