Home / 7,388,521.90-11,081,746.05-2,340,342.70

Finding the Fourth Proportional to 7,388,521.90, 11,081,746.05 and 2,340,342.70

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Solution

The fourth proportional to 7,388,521.90, 11,081,746.05 and 2,340,342.70 is: 3,510,185.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388,521.90 : 11,081,746.05 = 2,340,342.70 : x
  2. Step 2: Convert to fraction form
    7,388,521.90/11,081,746.05 = 2,340,342.70/x
  3. Step 3: Cross multiply
    7,388,521.90x = 11,081,746.05 × 2,340,342.70
  4. Step 4: Simplify right side
    7,388,521.90x = 25,935,083,471,371.34
  5. Step 5: Solve for x
    x = 25,935,083,471,371.34/7,388,521.90
  6. Step 6: Final answer
    x = 3,510,185.64

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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.