Home / 13,900,244.85-19,170,964.44-9,783,902.61

Finding the Fourth Proportional to 13,900,244.85, 19,170,964.44 and 9,783,902.61

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Solution

The fourth proportional to 13,900,244.85, 19,170,964.44 and 9,783,902.61 is: 13,493,780.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,900,244.85 : 19,170,964.44 = 9,783,902.61 : x
  2. Step 2: Convert to fraction form
    13,900,244.85/19,170,964.44 = 9,783,902.61/x
  3. Step 3: Cross multiply
    13,900,244.85x = 19,170,964.44 × 9,783,902.61
  4. Step 4: Simplify right side
    13,900,244.85x = 187,566,849,020,733.19
  5. Step 5: Solve for x
    x = 187,566,849,020,733.19/13,900,244.85
  6. Step 6: Final answer
    x = 13,493,780.22

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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.