Home / 13,305,521.19-19,949,701.01-5,219,314.23

Finding the Fourth Proportional to 13,305,521.19, 19,949,701.01 and 5,219,314.23

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Solution

The fourth proportional to 13,305,521.19, 19,949,701.01 and 5,219,314.23 is: 7,825,605.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305,521.19 : 19,949,701.01 = 5,219,314.23 : x
  2. Step 2: Convert to fraction form
    13,305,521.19/19,949,701.01 = 5,219,314.23/x
  3. Step 3: Cross multiply
    13,305,521.19x = 19,949,701.01 × 5,219,314.23
  4. Step 4: Simplify right side
    13,305,521.19x = 104,123,758,302,236.11
  5. Step 5: Solve for x
    x = 104,123,758,302,236.11/13,305,521.19
  6. Step 6: Final answer
    x = 7,825,605.38

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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.