Home / 7,140,198.06-10,710,641.54-2,347,781.22

Finding the Fourth Proportional to 7,140,198.06, 10,710,641.54 and 2,347,781.22

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Solution

The fourth proportional to 7,140,198.06, 10,710,641.54 and 2,347,781.22 is: 3,521,785.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,140,198.06 : 10,710,641.54 = 2,347,781.22 : x
  2. Step 2: Convert to fraction form
    7,140,198.06/10,710,641.54 = 2,347,781.22/x
  3. Step 3: Cross multiply
    7,140,198.06x = 10,710,641.54 × 2,347,781.22
  4. Step 4: Simplify right side
    7,140,198.06x = 25,146,243,061,763.88
  5. Step 5: Solve for x
    x = 25,146,243,061,763.88/7,140,198.06
  6. Step 6: Final answer
    x = 3,521,785.09

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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.