Home / 10,865,128.19-16,297,695.32-4,040,809.74

Finding the Fourth Proportional to 10,865,128.19, 16,297,695.32 and 4,040,809.74

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Solution

The fourth proportional to 10,865,128.19, 16,297,695.32 and 4,040,809.74 is: 6,061,215.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,128.19 : 16,297,695.32 = 4,040,809.74 : x
  2. Step 2: Convert to fraction form
    10,865,128.19/16,297,695.32 = 4,040,809.74/x
  3. Step 3: Cross multiply
    10,865,128.19x = 16,297,695.32 × 4,040,809.74
  4. Step 4: Simplify right side
    10,865,128.19x = 65,855,885,968,404.37
  5. Step 5: Solve for x
    x = 65,855,885,968,404.37/10,865,128.19
  6. Step 6: Final answer
    x = 6,061,215.74

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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.