Home / 19,219,091.40-26,522,345.79-10,517,266.89

Finding the Fourth Proportional to 19,219,091.40, 26,522,345.79 and 10,517,266.89

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Solution

The fourth proportional to 19,219,091.40, 26,522,345.79 and 10,517,266.89 is: 14,513,828.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,219,091.40 : 26,522,345.79 = 10,517,266.89 : x
  2. Step 2: Convert to fraction form
    19,219,091.40/26,522,345.79 = 10,517,266.89/x
  3. Step 3: Cross multiply
    19,219,091.40x = 26,522,345.79 × 10,517,266.89
  4. Step 4: Simplify right side
    19,219,091.40x = 278,942,589,222,297.91
  5. Step 5: Solve for x
    x = 278,942,589,222,297.91/19,219,091.40
  6. Step 6: Final answer
    x = 14,513,828.12

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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.