Home / 14,328,021.86-21,500,844.13-5,690,611.16

Finding the Fourth Proportional to 14,328,021.86, 21,500,844.13 and 5,690,611.16

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Solution

The fourth proportional to 14,328,021.86, 21,500,844.13 and 5,690,611.16 is: 8,539,416.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,328,021.86 : 21,500,844.13 = 5,690,611.16 : x
  2. Step 2: Convert to fraction form
    14,328,021.86/21,500,844.13 = 5,690,611.16/x
  3. Step 3: Cross multiply
    14,328,021.86x = 21,500,844.13 × 5,690,611.16
  4. Step 4: Simplify right side
    14,328,021.86x = 122,352,943,616,463.86
  5. Step 5: Solve for x
    x = 122,352,943,616,463.86/14,328,021.86
  6. Step 6: Final answer
    x = 8,539,416.31

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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.